- add ` -> · mapping in punctuation full map.
- allow user overwrite quote mapping in zero-input-punctuation-full-map
- 1.<space> should convert 。 to .

- support auto complete in M-x zero-input-set-im
- use string as input method name
- some variables declared using defcustom
- bugfix: use 'zero-input instead of 'zero as customize group

- renamed zero.el back to zero-framework.el
- to build a dist, just run "make".
  the zero.el template is in zero.el.in
- zero.el is built and added to git repo in git pre-commit hook. it will
  be kept in master branch.
- fixed a few package-lint style warning.

split ert tests to separate files. These tests are not required in melpa
distribution.

- added zero-version variable in zero-framework.el