Adds THUMBNAIL_KEEP_NAME which if set puts the thumbnail in a folder named
like the key in THUMBNAIL_SIZES.
Escape "^" in the json file because it is a special character for tique search.
Also escape "^" for page tile in the tipue json file.
Merge pull request #119 from calfzhou/tipue

Escape "^" in the json file because it is a special character for tique ...
Update disqus_static.py

There is no '_' prefix for DEFAULT_CONFIG
Merge pull request #122 from aparij/master

Update disqus_static.py
added sorting of images

The images are now sorted by their filename.
Merge pull request #125 from XenGi/patch-1

Sort images by filename in Gallery plugin
Fixed tipue_search failing with pages due to no category.
Merge pull request #126 from rmorehead/tipue_search_no_cat_fix

Fix tipue_search failing with pages due to no category
Make neighbors plugin support translated articles.
Merge pull request #131 from calfzhou/neighbors

Make neighbors plugin support translated articles.
A plugin to add subcategories to Article categories
Clarify documentation of related_posts plugin

It is not clear how the plugin determines which posts are related.
added support for generating subcategory feeds
Merge pull request #133 from alistairmagee/subcategory

A plugin to add subcategories to Article categories
Merge pull request #132 from talha131/patch-1

Clarify documentation of related_posts plugin
Support for custom urls for different categories of article
remove uneeded imports
Add plugin to add share URLs to article