This reduces chances of errors where consumers of strings mutate inputs
and reduces memory usage of the app.
Test suite passes now, but there may be some stuff left, so we will run
a few sites on a branch prior to merging
This commit removes the old evilstreak markdownjs engine.
- Adds specs to WhiteLister and changes it to stop using globals
(Fixes large memory leak)
- Fixes edge cases around bbcode handling
- Removes mdtest which is no longer valid (to be replaced with
CommonMark)
- Updates MiniRacer to correct minor unmanaged memory leak
- Fixes plugin specs