Merge pull request #13 from brentsowers1/businessKeys

1.2.0 - finished up business key support with tests, and licensing
fix signature for enterprise

don't include "&signature=" in the path when signing
add Gemfile (Bundler)

tests were erroring with `undefined method _run_suite for class Test::Unit::Runner (NameError)` due to MiniTest in the environment
add mocha
test an actual signature
Travis file for testing on multiple Rubies
the order of attrs on different Rubies will impact the signature. :-(
Merge pull request #14 from GetJobber/fix_signing

fix signature for enterprise
Merge pull request #15 from GetJobber/test

Testing
Added tests for signature generation for business keys
Merge branch 'master' of github.com:brentsowers1/googlestaticmap into businessKeys

Conflicts:
	lib/googlestaticmap.rb
Fixed merge conflict markers