Easyling Changelog - v387

New features:

196 feature miscellaneous moved some tests to a fully static site
200 feature dashboard, backend Page Content Override now permits user-configured headers and response codes

Fixes:

198 fix dashboard minor copy changes in Advanced Settings
199 fix dashboard "Detect JavaScript content type" renamed to "Detect JavaScript content type based on actual contents instead of headers"
197 fix dashboard fixed text-input in language dropdown.
190 fix dashboard "Additional local response headers" save spinner no longer reacts to "Additional remote request headers" save action