docs(README): add a notice about the develop branch in README
feat($npm): add contributors section in package.json

Closes #5
style(pages): increase headings level when generating changelog.md
style(pages): increase headings level when generating changelog.md
fix(pages): add missing link to v1.2.1 documentation
docs(pages): moves the matchers list in examples.md

It didn't make sense to it being placed in extend.md.
docs(pages): add mention of beWithin in snakified methods list
chore(Cakefile): add better log for compileBrowser function
Merge branch 'develop'
chore($git): bump version to 1.3.1
Merge branch 'master' into develop
fix($support): fix broken test on Opera 12

Opera return `function() {}` and not `function () {}` as Firefox and Chrome
when calling `toString` on an anonymous function. The test of the inspect
utility didn't take that into account.
docs(README): fix typo in README
docs(pages): add explanation on server in index