..graphene.*: refactoring to match the updates to the graphene lib

Change-Id: I909fbcb31df058f26634271b192c2e00bb8df1ee
Signed-off-by: Kunal Shroff <shroffk@bnl.gov>
..graphene.*: Creating AbstractGraphWidget and updating 

Change-Id: I2c95d36d7da46f618fbd33788c4d5ab0c6fc4362
Signed-off-by: Kunal Shroff <shroffk@bnl.gov>
..graphene: using a common configuration dialog for the 2D graphs

Change-Id: I18fd61ba139309594be985246e469f4ebf78b635
Signed-off-by: Kunal Shroff <shroffk@bnl.gov>
..graphene: creating an abstract view for 2D graph widgets

Change-Id: I3b18814ca92eef4c928d9615f0cd9ed319c70045
Signed-off-by: Kunal Shroff <shroffk@bnl.gov>
..graphene: clean up imports

Change-Id: I08bf55c9b7594eb5df489609c7e6d0cd6971d0ea
Signed-off-by: Kunal Shroff <shroffk@bnl.gov>
..channel.opiwidget: fixing the icon path

Signed-off-by: Kunal Shroff <shroffk@bnl.gov>
..NSLS2: updating the list 

Change-Id: Ib15b15cca4bfe064dd7337445ac2d91482e1d6d3
Signed-off-by: Kunal Shroff <shroffk@bnl.gov>