Prefer single-quoted strings when you don't need string interpolation or special symbols
Space missing to the left of {
Extra blank line detected at body end.
Prefer single-quoted strings when you don't need string interpolation or special symbols.
replace tabs with spaces
Prefer single-quoted strings when you don't need string interpolation or special symbols.
Use the new Ruby 1.9 hash syntax.
Merge pull request #121 from acmetech/master

Code consistency/style