Post detail changes:

* Fixed #258
* Removed webView code that doesn’t work on KitKat
* Decreased margin between title & content
Post detail now prefixes video embeds with http: if they start with //
code cleanup
First pass at immersive post detail on KitKat
Removed post list row animation, except when changing tags or loading new posts - #268
fix #238 - refresh post list onResume when loadedBlogId is different from the currentBlogId
fix #267: Improve UX of entering site URL when creating a new site
Merge pull request #271 from wordpress-mobile/issue-267

fix #267: Improve UX of entering site URL when creating a new site
Merge pull request #270 from wordpress-mobile/issue-238

fix #238 - refresh post list onResume when loadedBlogId is different from the currentBlogId
More explicit invalid_password error message related to #266
minor code style fixes
Fixed #274 by removing script blocks in comments
fix a NPE in PostListFragment for fresh installs
Merge branch 'develop' into feature/nux-improvements

Conflicts:
	src/org/wordpress/android/ui/posts/PostsListFragment.java
Increase legibility of secondary grey buttons (Create Account for instance)
remove horizontal lines on NUX pages
remove horizontal lines on NUX dialogs
replace _Tap To Continue_ label to a _Continue_ button in NUX dialogs
remove _SWIPE TO CONTINUE_ label
Move some strings from code to strings.xml