support for EC2 IAM roles with Amazon S3 file store/backup
refactor multiple instances of S3 key check logic to single variable
Allow translating "Log In" button in HTML code.
Fix: block parser now uses regexes for end tags. solves code block case, where end tag must be on a line of its own.
Not initializing variable for looping if unused in loop
Fix assignment of post number to progress position
Use progress bar indices in jump control, too
clarify on /top behavior
move arrow for topic entry
topic jump buttons shouldn't be selectable
Add missing translation
remove a few strings on admin in favor of glyphs
Merge pull request #2645 from xfix/translate-log-in

Allow translating "Log In" button in HTML code.
Merge pull request #2663 from gschlager/i18n_fix01

Add missing translation
make entire first/last entry popup unselectable
fix incorrect translation string
FIX: rate limit password reset email
FIX: API should return post_action or nil, true is wrong
FIX: incorrect redirection code
FIX: missing index