Fix some bugs with less

Changed where the Comp Chainer wont run when a comp fails
Changed srv-less to not use the short hand method
this fixed Unexpcted character U
this also fixed comp errors when less when the file was empty
Changed server base to detect and stop trying when the node process
fails to start
Changed server base to not keep trying if the resource takes forever to
start up
force the prebuild task to use sass 1.1.4 for now
update srv-scss to comply with v2 of the API
Updated srv-scss per the updated node scss documentation
Merge pull request #1690 from iamkrillin/master

Fix some bugs with less