Merge pull request #3 from j4velin/master

Update version
Update strings.xml

Updated new strings extracted
Merge pull request #16 from ogr3/master

Swedish translation of newly extracted strings
Merge pull request #17 from McGiverGim/master

Updated new strings extracted
Chinese translation
Merge pull request #18 from Felix2yu/master

Chinese translation
NPE fixed
fixed NumberFormatException when entering empty string
replaced 'yesterday' with 'average' and change all data on the screen
when switching from 'steps' to 'distance'
localization
Merge branch 'master' of git@github.com:j4velin/Pedometer.git