Merge pull request #19 from piaw/master

add shopping list reports
Merge pull request #20 from piaw/master

add missing file
Merge pull request #21 from piaw/master

add missing file
showing (food, weight) nutrition values
Merge pull request #22 from piaw/master

Various UI changes
Merge pull request #23 from piaw/master

Add ability to see recent entries and delete them.
setup two databases
Merge remote-tracking branch 'origin/master'
showing (food, weight) nutrition values
showing (food, weight) nutrition values
Merge pull request #9 from xiaoqin2012/master

merge from xiaoqin