Fixed handling too big values with \U on Jython.
Fixed handling too big values with \U on Jython.

Update issue 1524
Interestingly unichr raised TypeError with very large values on Jython when it raises OverflowError on Python. Changed the code to handle both.

JackNokia/robotframework,moto-timo/robotframework,un33k/robotframework,xiaokeng/robotframework,ashishdeshpande/robotframework,synsun/robotframework,dkentw/robotframework,SivagnanamCiena/robotframework,userzimmermann/robotframework,suvarnaraju/robotframework,stasiek/robotframework,suvarnaraju/robotframework,jorik041/robotframework,edbrannin/robotframework,ashishdeshpande/robotframework,un33k/robotframework,wojciechtanski/robotframework,rwarren14/robotframework,wojciechtanski/robotframework,kyle1986/robortframe,ChrisHirsch/robotframework,moto-timo/robotframework,eric-stanley/robotframework,fingeronthebutton/robotframework,kurtdawg24/robotframework,userzimmermann/robotframework,JackNokia/robotframework,yahman72/robotframework,yonglehou/robotframework,un33k/robotframework,edbrannin/robotframework,wojciechtanski/robotframework,JackNokia/robotframework,wojciechtanski/robotframework,yahman72/robotframework,kyle1986/robortframe,xiaokeng/robotframework,synsun/robotframework,jorik041/robotframework,joongh/robotframework,synsun/robotframework,SivagnanamCiena/robotframework,ashishdeshpande/robotframework,alexandrul-ci/robotframework,jaloren/robotframework,alexandrul-ci/robotframework,kyle1986/robortframe,userzimmermann/robotframework,kyle1986/robortframe,dkentw/robotframework,ChrisHirsch/robotframework,jorik041/robotframework,jorik041/robotframework,kurtdawg24/robotframework,xiaokeng/robotframework,yahman72/robotframework,nmrao/robotframework,suvarnaraju/robotframework,JackNokia/robotframework,yonglehou/robotframework,jaloren/robotframework,snyderr/robotframework,dkentw/robotframework,userzimmermann/robotframework,jaloren/robotframework,SivagnanamCiena/robotframework,xiaokeng/robotframework,moto-timo/robotframework,un33k/robotframework,fingeronthebutton/robotframework,kurtdawg24/robotframework,Colorfulstan/robotframework,eric-stanley/robotframework,wojciechtanski/robotframework,yahman72/robotframework,eric-stanley/robotframework,fingeronthebutton/robotframework,Colorfulstan/robotframework,stasiek/robotframework,kurtdawg24/robotframework,ChrisHirsch/robotframework,HelioGuilherme66/robotframework,yahman72/robotframework,nmrao/robotframework,yonglehou/robotframework,Colorfulstan/robotframework,SivagnanamCiena/robotframework,HelioGuilherme66/robotframework,yonglehou/robotframework,jaloren/robotframework,xiaokeng/robotframework,moto-timo/robotframework,joongh/robotframework,stasiek/robotframework,dkentw/robotframework,joongh/robotframework,rwarren14/robotframework,edbrannin/robotframework,eric-stanley/robotframework,jaloren/robotframework,kurtdawg24/robotframework,dkentw/robotframework,synsun/robotframework,ashishdeshpande/robotframework,synsun/robotframework,ChrisHirsch/robotframework,snyderr/robotframework,robotframework/robotframework,moto-timo/robotframework,fingeronthebutton/robotframework,stasiek/robotframework,robotframework/robotframework,Colorfulstan/robotframework,edbrannin/robotframework,snyderr/robotframework,jorik041/robotframework,rwarren14/robotframework,HelioGuilherme66/robotframework,SivagnanamCiena/robotframework,suvarnaraju/robotframework,edbrannin/robotframework,un33k/robotframework,rwarren14/robotframework,alexandrul-ci/robotframework,fingeronthebutton/robotframework,robotframework/robotframework,JackNokia/robotframework,userzimmermann/robotframework,snyderr/robotframework,Colorfulstan/robotframework,ChrisHirsch/robotframework,joongh/robotframework,alexandrul-ci/robotframework,joongh/robotframework,rwarren14/robotframework,alexandrul-ci/robotframework,stasiek/robotframework,yonglehou/robotframework,kyle1986/robortframe,nmrao/robotframework,nmrao/robotframework,suvarnaraju/robotframework,ashishdeshpande/robotframework,nmrao/robotframework,snyderr/robotframework