Merge branch 'hotfix/1.17.6' into stable
make it obvious to navigate with keyboard!, fix http://stackoverflow.com/q/14073489/497756
railsexpress patches for latest 1.9.3 release (p362)
Merge pull request #1414 from skaes/patches-for-193p362

railsexpress patches for latest 1.9.3 release (p362)
Fix: do not use "less" when rvm is being run non-interactively
Add @mpapis and @richo as reasonable sources of help on IRC
Merge pull request #1416 from stuartherbert/non-interactive-rvm

Fix: do not use "less" when rvm is being run non-interactively
add lemoinem to irc help
Merge pull request #1417 from wayneeseguin/help/irc_users

Add @mpapis and @richo as reasonable sources of help on IRC
Revert "Merge pull request #1416 from stuartherbert/non-interactive-rvm"

This reverts commit 1e9716d0ae0d3b3e9f577a2adf3b3414477ee1c2, reversing
changes made to 85a830a3f4eb52a8874b5f1180f4a64a2695ce3f.
add mount to help
jruby-1.7.2
1.17.7
jruby-1.7.2
Merge branch 'hotfix/1.17.7'
fix detecting source ruby version for upgrade, fix #1424
make sure -O3 is used when compiling with CFLAGS, fix #1418
make use of configuration options if not used already, update #1418
fix error in 002f57c, update #1418
fix remmoving all parts of default alias, fix #1426