vim bindings: Only call
.save() when it is actually available.
commend addon: Be careful not to mangle multi-line strings.
Python mode: Improve distinguishing of decorators from
findMarks: No longer return marks that touch but don’t overlap given range.
vim bindings: Add yank command.
match-highlighter addon: Add
trim option to disable ignoring of whitespace.
PowerShell mode: Added.
Yacas mode: Added.
Web IDL mode: Added.
SAS mode: Added.
mbox mode: Added.