Require Djblets 0.6.19.
Require Djblets 0.6.19.

This build fixes a key bindings issue on the diff viewer, where the diff
viewer's key bindings were taking precedent over typing in the
inlineEditor.

davidt/reviewboard,1tush/reviewboard,brennie/reviewboard,brennie/reviewboard,custode/reviewboard,atagar/ReviewBoard,1tush/reviewboard,custode/reviewboard,reviewboard/reviewboard,atagar/ReviewBoard,beol/reviewboard,1tush/reviewboard,davidt/reviewboard,chipx86/reviewboard,reviewboard/reviewboard,brennie/reviewboard,atagar/ReviewBoard,chipx86/reviewboard,bkochendorfer/reviewboard,atagar/ReviewBoard,beol/reviewboard,atagar/ReviewBoard,KnowNo/reviewboard,1tush/reviewboard,1tush/reviewboard,atagar/ReviewBoard,custode/reviewboard,beol/reviewboard,chipx86/reviewboard,KnowNo/reviewboard,custode/reviewboard,KnowNo/reviewboard,sgallagher/reviewboard,1tush/reviewboard,bkochendorfer/reviewboard,bkochendorfer/reviewboard,sgallagher/reviewboard,KnowNo/reviewboard,davidt/reviewboard,chipx86/reviewboard,davidt/reviewboard,atagar/ReviewBoard,atagar/ReviewBoard,beol/reviewboard,reviewboard/reviewboard,1tush/reviewboard,atagar/ReviewBoard,sgallagher/reviewboard,1tush/reviewboard,1tush/reviewboard,sgallagher/reviewboard,bkochendorfer/reviewboard,brennie/reviewboard,reviewboard/reviewboard