Revert "PBKDF2 => scrypt; fixed postbit bug"

This reverts commit 89e4f78f1520a87753061fc50a3e637ac870400a.

Conflicts:
	flaskbb/user/models.py
Merge branch 'master' of https://github.com/sh4nks/flaskbb
Synchronize requirements.txt and setup.py. Requirements.txt holds tested versions of the dependencies, setup.py the abstract dependencies
Remove wsgiref from dependencies. It is not used anywhere in the project
Do not show "PM" link on posts by the current_user, as you can't PM yourself anyhow
Merge remote-tracking branch 'origin/master'

Conflicts:
	requirements.txt
Merge branch 'master' of https://github.com/caspervg/flaskbb
Correct spelling
Merge remote-tracking branch 'upstream/master'

Conflicts:
	flaskbb/templates/forum/topic.html
Adds direct link to reported posts on the report management pages
Merge pull request #81 from caspervg/master

Add direct link to reported post on report management pages