Add verify-requirements util
Use verifyRequirements in script/bootstrap
Update bootstrap requires
Add better python path description
Merge remote-tracking branch 'origin/master' into cj-add-python-check
:checkered_flag: Verify python version for build

References:
https://github.com/TooTallNate/node-gyp/blob/56dcb889091a6a0594854ccc517e498b21078d5f/lib/configure.js
first part of debugging guide
Match backslashes in stack traces on Windows
Normalize resource path in remaining locations
Add missing l to global
Use path.join instead of path.resolve

Applies commit 41ab48b to spec-bootstrap.coffee
Merge branch 'jugglingnutcase-exec-python-for-version' into cj-add-python-check
Rename postVerification method to bootstrap
Mimic Atom’s if/else style convention
Reuse pythonExecutable variable
Update error messages
Upgrade to jasmine-tagged 1.1.2
Assume the PYTHON env points to python.exe
Upgrade to apm 0.62
Upgrade to find-and-replace@0.112