BUG 9288 I add validation to negative numbers
BUG 9288 I add validation to negative numbers

I add validation to currency Int

baozhoutao/processmaker,tomolimo/processmaker-server,baozhoutao/processmaker,baozhoutao/processmaker,tomolimo/processmaker-server,baozhoutao/processmaker,colosa/processmaker,hitsumabushi/processmaker,colosa/processmaker,hitsumabushi/processmaker,hitsumabushi/processmaker,colosa/processmaker,tomolimo/processmaker-server,colosa/processmaker,baozhoutao/processmaker,hitsumabushi/processmaker,tomolimo/processmaker-server,tomolimo/processmaker-server,hitsumabushi/processmaker,hitsumabushi/processmaker,colosa/processmaker,baozhoutao/processmaker,colosa/processmaker,tomolimo/processmaker-server