fix the extension of the ldif file ( used by vim for syntaxic coloration )
link log dir
Merge pull request #1895 from bdecoste/master

Merged by openshift-bot
Merge pull request #1853 from mscherer/fix_ldif_filename

Merged by openshift-bot
Recover pub/sub docs
Merge pull request #1899 from pmorie/dev/connector_docs

Recover pub/sub docs