Don't do current_user_can() check when including upgrade file

It's not necessary to do this check, because it's already done in the upgrade
file. Plus, recent changes to BuddyPress mean that calling current_user_can()
before init causes _doing_it_wrong() notices.
Version bump for previous release
Don't display Delete link on new docs
Fix for global directory pagination. See #274
Bumps version numbers to 1.2.10
Merge branch '1.2.x' of github.com:boonebgorges/buddypress-docs into 1.2.x

Conflicts:
	readme.txt
Updates Russian translation