diff --git a/djangocms_blog/locale/en/LC_MESSAGES/django.po b/djangocms_blog/locale/en/LC_MESSAGES/django.po
index f9e72f9..7b66814 100644
--- a/djangocms_blog/locale/en/LC_MESSAGES/django.po
+++ b/djangocms_blog/locale/en/LC_MESSAGES/django.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2017-12-31 12:35+0100\n"
+"POT-Creation-Date: 2018-01-13 16:05+0100\n"
 "PO-Revision-Date: 2014-03-05 18:09+0100\n"
 "Last-Translator: Iacopo Spalletti\n"
 "Language-Team: Italian <i.spalletti@nephila.it>\n"
@@ -19,67 +19,67 @@ msgstr ""
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 "X-Generator: Lokalize 1.5\n"
 
-#: admin.py:35
+#: admin.py:28
 msgid "site"
 msgstr ""
 
-#: admin.py:103
+#: admin.py:96
 msgid "Info"
 msgstr ""
 
-#: admin.py:109
+#: admin.py:102
 msgid "Images"
 msgstr ""
 
-#: admin.py:113
+#: admin.py:106
 msgid "SEO"
 msgstr ""
 
-#: admin.py:206
+#: admin.py:199
 msgid "Publish selection"
 msgstr ""
 
-#: admin.py:207
+#: admin.py:200
 msgid "Unpublish selection"
 msgstr ""
 
-#: admin.py:208
+#: admin.py:201
 msgid "Enable comments for selection"
 msgstr ""
 
-#: admin.py:209
+#: admin.py:202
 msgid "Disable comments for selection "
 msgstr ""
 
-#: admin.py:210
+#: admin.py:203
 msgid "Enable liveblog for selection"
 msgstr ""
 
-#: admin.py:211
+#: admin.py:204
 msgid "Disable liveblog for selection "
 msgstr ""
 
-#: admin.py:405
+#: admin.py:392
 msgid "Generic"
 msgstr ""
 
-#: admin.py:411
+#: admin.py:398
 msgid "Layout"
 msgstr ""
 
-#: admin.py:418
+#: admin.py:406
 msgid "Notifications"
 msgstr ""
 
-#: admin.py:424
+#: admin.py:412
 msgid "Sitemap"
 msgstr ""
 
-#: admin.py:430
+#: admin.py:418
 msgid "Meta"
 msgstr ""
 
-#: admin.py:441 admin.py:449 admin.py:457
+#: admin.py:429 admin.py:437 admin.py:445
 msgid "You can provide plain strings, Post model attribute or method names"
 msgstr ""
 
@@ -87,167 +87,191 @@ msgstr ""
 msgid "django CMS Blog"
 msgstr ""
 
-#: cms_appconfig.py:20
+#: cms_appconfig.py:25
 msgid "application title"
 msgstr ""
 
-#: cms_appconfig.py:22
+#: cms_appconfig.py:27
 msgid "object name"
 msgstr ""
 
-#: cms_appconfig.py:27
+#: cms_appconfig.py:32
 msgid "blog config"
 msgstr ""
 
-#: cms_appconfig.py:28
+#: cms_appconfig.py:33
 msgid "blog configs"
 msgstr ""
 
-#: cms_appconfig.py:31
+#: cms_appconfig.py:36
 msgid "untitled"
 msgstr ""
 
-#: cms_appconfig.py:36
+#: cms_appconfig.py:41
 msgid "Post published by default"
 msgstr ""
 
-#: cms_appconfig.py:40
+#: cms_appconfig.py:45
+msgid "Default size of full images"
+msgstr ""
+
+#: cms_appconfig.py:48
+msgid ""
+"If left empty the image size will have to be set for every newly created "
+"post."
+msgstr ""
+
+#: cms_appconfig.py:52
+msgid "Default size of thumbnail images"
+msgstr ""
+
+#: cms_appconfig.py:55
+msgid ""
+"If left empty the thumbnail image size will have to be set for every newly "
+"created post."
+msgstr ""
+
+#: cms_appconfig.py:59
 msgid "Permalink structure"
 msgstr ""
 
-#: cms_appconfig.py:45
+#: cms_appconfig.py:64
 msgid "Use placeholder and plugins for article body"
 msgstr ""
 
-#: cms_appconfig.py:49
+#: cms_appconfig.py:68
 msgid "Use abstract field"
 msgstr ""
 
-#: cms_appconfig.py:53
+#: cms_appconfig.py:72
+msgid "Enable related posts"
+msgstr ""
+
+#: cms_appconfig.py:76
 msgid "Set author"
 msgstr ""
 
-#: cms_appconfig.py:53
+#: cms_appconfig.py:76
 msgid "Set author by default"
 msgstr ""
 
-#: cms_appconfig.py:57
+#: cms_appconfig.py:80
 msgid "Paginate size"
 msgstr ""
 
-#: cms_appconfig.py:58
+#: cms_appconfig.py:81
 msgid "When paginating list views, how many articles per page?"
 msgstr ""
 
-#: cms_appconfig.py:61
+#: cms_appconfig.py:84
 msgid "Template prefix"
 msgstr ""
 
-#: cms_appconfig.py:62
+#: cms_appconfig.py:85
 msgid "Alternative directory to load the blog templates from"
 msgstr ""
 
-#: cms_appconfig.py:65
+#: cms_appconfig.py:88
 msgid "Menu structure"
 msgstr ""
 
-#: cms_appconfig.py:67
+#: cms_appconfig.py:90
 msgid "Structure of the django CMS menu"
 msgstr ""
 
-#: cms_appconfig.py:70
+#: cms_appconfig.py:93
 msgid "Show empty categories in menu"
 msgstr ""
 
-#: cms_appconfig.py:72
+#: cms_appconfig.py:95
 msgid "Show categories with no post attached in the menu"
 msgstr ""
 
-#: cms_appconfig.py:75
+#: cms_appconfig.py:98
 msgid "Sitemap changefreq"
 msgstr ""
 
-#: cms_appconfig.py:78
+#: cms_appconfig.py:101
 msgid "Changefreq attribute for sitemap items"
 msgstr ""
 
-#: cms_appconfig.py:81
+#: cms_appconfig.py:104
 msgid "Sitemap priority"
 msgstr ""
 
-#: cms_appconfig.py:83
+#: cms_appconfig.py:106
 msgid "Priority attribute for sitemap items"
 msgstr ""
 
-#: cms_appconfig.py:86
+#: cms_appconfig.py:109
 msgid "Object type"
 msgstr ""
 
-#: cms_appconfig.py:90
+#: cms_appconfig.py:113
 msgid "Facebook type"
 msgstr ""
 
-#: cms_appconfig.py:94
+#: cms_appconfig.py:117
 msgid "Facebook application ID"
 msgstr ""
 
-#: cms_appconfig.py:98
+#: cms_appconfig.py:121
 msgid "Facebook profile ID"
 msgstr ""
 
-#: cms_appconfig.py:102
+#: cms_appconfig.py:125
 msgid "Facebook page URL"
 msgstr ""
 
-#: cms_appconfig.py:106
+#: cms_appconfig.py:129
 msgid "Facebook author URL"
 msgstr ""
 
-#: cms_appconfig.py:110
+#: cms_appconfig.py:133
 msgid "Facebook author"
 msgstr ""
 
-#: cms_appconfig.py:114
+#: cms_appconfig.py:137
 msgid "Twitter type"
 msgstr ""
 
-#: cms_appconfig.py:118
+#: cms_appconfig.py:141
 msgid "Twitter site handle"
 msgstr ""
 
-#: cms_appconfig.py:122
+#: cms_appconfig.py:145
 msgid "Twitter author handle"
 msgstr ""
 
-#: cms_appconfig.py:126
+#: cms_appconfig.py:149
 msgid "Google+ type"
 msgstr ""
 
-#: cms_appconfig.py:130
+#: cms_appconfig.py:153
 msgid "Google+ author name"
 msgstr ""
 
-#: cms_appconfig.py:135
+#: cms_appconfig.py:158
 msgid "Send notifications on post publish"
 msgstr ""
 
-#: cms_appconfig.py:136
+#: cms_appconfig.py:159
 msgid "Emits a desktop notification -if enabled- when publishing a new post"
 msgstr ""
 
-#: cms_appconfig.py:139
+#: cms_appconfig.py:162
 msgid "Send notifications on post update"
 msgstr ""
 
-#: cms_appconfig.py:140
+#: cms_appconfig.py:163
 msgid "Emits a desktop notification -if enabled- when editing a published post"
 msgstr ""
 
-#: cms_apps.py:16 cms_toolbars.py:20 settings.py:115
+#: cms_apps.py:16 cms_toolbars.py:20 settings.py:122
 msgid "Blog"
 msgstr ""
 
-#: cms_menus.py:24
+#: cms_menus.py:26
 msgid "Blog menu"
 msgstr ""
 
@@ -311,7 +335,7 @@ msgstr ""
 msgid "liveblog entries"
 msgstr ""
 
-#: liveblog/models.py:97 models.py:176
+#: liveblog/models.py:97 models.py:230
 msgid "title"
 msgstr ""
 
@@ -323,195 +347,199 @@ msgstr ""
 msgid "thumbnail size"
 msgstr ""
 
-#: models.py:67
+#: models.py:86
 msgid "parent"
 msgstr ""
 
-#: models.py:69
+#: models.py:88
 msgid "created at"
 msgstr ""
 
-#: models.py:70
+#: models.py:89
 msgid "modified at"
 msgstr ""
 
-#: models.py:72 models.py:172 models.py:409
+#: models.py:91 models.py:226 models.py:447
 msgid "app. config"
 msgstr ""
 
-#: models.py:76
+#: models.py:95
 msgid "name"
 msgstr ""
 
-#: models.py:77 models.py:177
+#: models.py:96 models.py:231
 msgid "slug"
 msgstr ""
 
-#: models.py:84
+#: models.py:98
+msgid "category meta description"
+msgstr ""
+
+#: models.py:128
 msgid "blog category"
 msgstr ""
 
-#: models.py:85
+#: models.py:129
 msgid "blog categories"
 msgstr ""
 
-#: models.py:141
+#: models.py:195
 msgid "author"
 msgstr ""
 
-#: models.py:144
+#: models.py:198
 msgid "created"
 msgstr ""
 
-#: models.py:145
+#: models.py:199
 msgid "last modified"
 msgstr ""
 
-#: models.py:146
+#: models.py:200
 msgid "published since"
 msgstr ""
 
-#: models.py:147
+#: models.py:201
 msgid "published until"
 msgstr ""
 
-#: models.py:148
+#: models.py:202
 msgid "featured date"
 msgstr ""
 
-#: models.py:149
+#: models.py:203
 msgid "publish"
 msgstr ""
 
-#: models.py:150
+#: models.py:204
 msgid "category"
 msgstr ""
 
-#: models.py:152
+#: models.py:206
 msgid "main image"
 msgstr ""
 
-#: models.py:156
+#: models.py:210
 msgid "main image thumbnail"
 msgstr ""
 
-#: models.py:161
+#: models.py:215
 msgid "main image full"
 msgstr ""
 
-#: models.py:165
+#: models.py:219
 msgid "enable comments on post"
 msgstr ""
 
-#: models.py:167
+#: models.py:221
 msgid "Site(s)"
 msgstr ""
 
-#: models.py:168
+#: models.py:222
 msgid ""
 "Select sites in which to show the post. If none is set it will be visible in "
 "all the configured sites."
 msgstr ""
 
-#: models.py:179
+#: models.py:233
 msgid "abstract"
 msgstr ""
 
-#: models.py:180
+#: models.py:234
 msgid "post meta description"
 msgstr ""
 
-#: models.py:182
+#: models.py:236
 msgid "post meta keywords"
 msgstr ""
 
-#: models.py:184
+#: models.py:238
 msgid "post meta title"
 msgstr ""
 
-#: models.py:185
+#: models.py:239
 msgid "used in title tag and social sharing"
 msgstr ""
 
-#: models.py:188
+#: models.py:242
 msgid "text"
 msgstr ""
 
-#: models.py:193
+#: models.py:247
 msgid "enable liveblog on post"
 msgstr ""
 
-#: models.py:200
+#: models.py:254
 msgid "Related Posts"
 msgstr ""
 
-#: models.py:233
+#: models.py:287
 msgid "blog article"
 msgstr ""
 
-#: models.py:234
+#: models.py:288
 msgid "blog articles"
 msgstr ""
 
-#: models.py:412
+#: models.py:450
 msgid "current site"
 msgstr ""
 
-#: models.py:412
+#: models.py:450
 msgid "Select items from the current site only"
 msgstr ""
 
-#: models.py:416
+#: models.py:454
 msgid "Plugin template"
 msgstr ""
 
-#: models.py:417
+#: models.py:455
 msgid "Select plugin template to load for this instance"
 msgstr ""
 
-#: models.py:451 models.py:487
+#: models.py:489 models.py:525
 msgid "articles"
 msgstr ""
 
-#: models.py:452
+#: models.py:490
 msgid "The number of latests articles to be displayed."
 msgstr ""
 
-#: models.py:454
+#: models.py:492
 msgid "filter by tag"
 msgstr ""
 
-#: models.py:455
+#: models.py:493
 msgid "Show only the blog articles tagged with chosen tags."
 msgstr ""
 
-#: models.py:458
+#: models.py:496
 msgid "filter by category"
 msgstr ""
 
-#: models.py:459
+#: models.py:497
 msgid "Show only the blog articles tagged with chosen categories."
 msgstr ""
 
-#: models.py:463
+#: models.py:501
 #, python-format
 msgid "%s latest articles by tag"
 msgstr ""
 
-#: models.py:483
+#: models.py:521
 msgid "authors"
 msgstr ""
 
-#: models.py:488
+#: models.py:526
 msgid "The number of author articles to be displayed."
 msgstr ""
 
-#: models.py:492
+#: models.py:530
 #, python-format
 msgid "%s latest articles by author"
 msgstr ""
 
-#: models.py:525
+#: models.py:563
 msgid "generic blog plugin"
 msgstr ""
 
@@ -575,32 +603,32 @@ msgstr ""
 msgid "never"
 msgstr ""
 
-#: settings.py:117
+#: settings.py:124
 msgid "Latest Blog Articles"
 msgstr ""
 
-#: settings.py:119
+#: settings.py:126
 msgid "Latest Blog Articles - Cache"
 msgstr ""
 
-#: settings.py:121
+#: settings.py:128
 msgid "Author Blog Articles"
 msgstr ""
 
-#: settings.py:123 templates/djangocms_blog/plugins/tags.html:3
+#: settings.py:130 templates/djangocms_blog/plugins/tags.html:3
 msgid "Tags"
 msgstr ""
 
-#: settings.py:125 templates/djangocms_blog/plugins/categories.html:3
+#: settings.py:132 templates/djangocms_blog/plugins/categories.html:3
 msgid "Categories"
 msgstr ""
 
-#: settings.py:127 templates/djangocms_blog/plugins/archive.html:3
+#: settings.py:134 templates/djangocms_blog/plugins/archive.html:3
 #: templates/djangocms_blog/post_list.html:12
 msgid "Archive"
 msgstr ""
 
-#: settings.py:140
+#: settings.py:147
 msgid "Default template"
 msgstr ""