Fixes js2r--kill-line-in-balanced-exp

js2r--kill-line-in-balanced-exp should now use the node at point
Merge pull request #26 from NicolasPetton/master

Fixes js2r--kill-line-in-balanced-exp
Adds a regression test for fix in commit c1e898fb
Merge pull request #27 from NicolasPetton/master

Adds a regression test for fix in commit c1e898fb
Fixes #28

- Fixes killing a node when the cursor is at the beginning of the node
- Adds a regression test
Better comment for `js2r--kill-line-in-sexp`
More robust `js2r-kill`

- Rely on sexps as much as possible instead of the ast
- Special case for strings as their delimiters do not work for sexps
- Better regression test for killing in front of a string
Adds keybinding for splitting a string
Fixes #30

- fixes splitting single-quoted strings
- fixes joining single-quoted strings
Merge pull request #31 from magnars/add-keybinding-for-split-string

Adds keybinding for splitting a string
Merge pull request #32 from magnars/fix-30

Fixes issue #30