Fix loading of unread articles only.
Display read articles in GRAY.

The EntryListFragment shows read articles in Color.GRAY now, instead of
hiding them completely - depending on the preferences. If the user
selects not to display read items, they are removed from the list.
Try to remove the EntryContentProvider.
Add "publish" to article view.
Add options menu "Open in browser" for articles.
Switch icon if article is starred.
CRLF in LF
Merge branch 'one-contentprovider'

Conflicts:
	res/menu/main.xml
	src/main/java/de/kopis/feedy/content/EntryContentProvider.java
	src/main/java/de/kopis/feedy/content/FeedyContentProvider.java
	src/main/java/de/kopis/feedy/services/TinyTinyServer.java