Added option to choose preferred date format (12 or 24 hours)
quick hack to prevent mbg records from crashing pebble

Process would crash because mbg records would error when formatting
sgv to string.
Release notes for v0.4.1
0.4.1
Merge pull request #168 from nightscout/release/v0.4.1

Release/v0.4.1
Merge branch 'origin-main-master'

Conflicts:
	static/js/ui-utils.js
revert css change to fix toolbar wrapping bug
Merge branch 'master' into dev
bump cache buster versions :(
display LOW if < 40 and HIGH if > 400
use data type instead of color to filter points
make mbg's display a little bigger, so they stand out even when the colors theme is used
version bumps
use absolute positioning instead a float right to prevent button bar wrapping
removed unused battery div from toolbar (maybe part or the wrapping problem?); make drawers the full hight; prevent wrapping of title text
Merge branch 'release/0.4.2'
Merge branch 'release/0.4.2' into dev
Merge branch 'origin-main-master'
housekeeping: make AGPL (affero gpl v3) everywhere

Some basic house keeping, apply a single license consistently
everywhere, as well as actually include a license file.

I got this from:
* http://www.gnu.org/licenses/agpl-3.0.txt
* http://choosealicense.com/licenses/agpl-3.0/
tweak COPYRIGHT assertion

Discussed with core team, hopefully following recommendations found
under "maintaining centralized copyright notices" found:

* http://softwarefreedom.org/resources/2012/ManagingCopyrightInformation.html