Update version to 3.3.0

Merge pull request ConciseCSS#94 from ConciseCSS/release-v3.2.0

Release v3.2.0

Remove Google+ link

Merge pull request ConciseCSS#84 from jameskolce/fix-paragraphs-modals

Fix space of paragraphs in modals

Add note about building the project

Re-compile project for `v2.1.0`

Remove unnecessary merge conflict files