Fixes bbatsov/prelude#528
stopped highlighting issue in makefiles
Merge pull request #544 from mhauserr/master

Create go mode and fix whitespace issues
Add operate-on-number

Replace prelude functions for increment and decrement of numbers.

Signed-off-by: Tu Do <tu.h.do@dektech.com.au>
Merge pull request #545 from tuhdo/master

Add operate-on-number
Merge pull request #532 from tatsuhirosatou/fixTrampRecentf

Fixes bbatsov/prelude#528
Pull in upstream changes