pull-requests: when creating a new version set the created_date to now instead of coping it from original object.

inline-comments: added helper to properly count inline comments.

outdated comments: flip the logic of comment invalidation to show comments if invalidation is turned on.

repository-groups: improved detection of repository groups parent. - set to personal repo group for non-admins - default to root value for super-admins

exception-handling: nicer error catching on repository creation.

ux: fix bug where limited diff message wasn't spanning entire table

ux: fix show inline comments link

ux: add comments id to comments form so that linking to comments works

pullrequest: remove old diff code from pullrequest controller

system-info: indicate http mode is default when not set inside config.