Add translation for generic by_period filter.
Add translation for generic by_period filter.

gaapt/bookyt,huerlisi/bookyt,wtag/bookyt,hauledev/bookyt,hauledev/bookyt,wtag/bookyt,xuewenfei/bookyt,xuewenfei/bookyt,gaapt/bookyt,silvermind/bookyt,hauledev/bookyt,gaapt/bookyt,xuewenfei/bookyt,silvermind/bookyt,huerlisi/bookyt,silvermind/bookyt,hauledev/bookyt,huerlisi/bookyt,wtag/bookyt,gaapt/bookyt,silvermind/bookyt