kicking some deprecated files
change text domain from Constant to 'translation-toolkit'
moved ajax functions to class - not working yet_ including issues
Add CONTRIBUTING.md
another big bunch. nearly there
one more file deprecated - MS API
Beautify css
Merge pull request #9 from grappler/cleanup-css

Beautify css
CSS according to WordPress coding standards
Merge pull request #11 from defries/feature/css-optimising

CSS according to WordPress coding standards
Merge pull request #10 from grappler/CONTRIBUTING.md

Add CONTRIBUTING.md
killed global constants CSP_PO_BASE_URL & CSP_PO_PLUGINPATH
normalization errors
Tabs fix, I hope
Merge remote-tracking branch 'remotes/defries/css-tabs-fix-I-hope' into develop

Conflicts:
	css/plugin.css
added filter 'tt_dev' to allow for dev mode - defaults to WP_DEBUG
css - fixes and temp minified files -> to be minified on release
Merge pull request #14 from wp-repository/feature/dev-switch

filter 'tt_dev' and css fixes
 copy&paste error fix for img url generation
fix for language naming in main_page