Fix broken karma config import and adjust default browsers
Fix broken karma config import and adjust default browsers

- An angular-scenario import was causing all tests to fail if it is
  left uncommented.
- Add Chrome browser option and plugin to config but keep PhantomJS as
  the default.

lewismc/climate,jarifibrahim/climate,Omkar20895/climate,kwhitehall/climate,jarifibrahim/climate,agoodm/climate,MBoustani/climate,pwcberry/climate,riverma/climate,Omkar20895/climate,lewismc/climate,Omkar20895/climate,pwcberry/climate,MJJoyce/climate,MJJoyce/climate,apache/climate,MJJoyce/climate,kwhitehall/climate,MBoustani/climate,riverma/climate,pwcberry/climate,kwhitehall/climate,jarifibrahim/climate,agoodm/climate,lewismc/climate,huikyole/climate,MJJoyce/climate,huikyole/climate,agoodm/climate,kwhitehall/climate,agoodm/climate,jarifibrahim/climate,huikyole/climate,apache/climate,agoodm/climate,apache/climate,huikyole/climate,pwcberry/climate,lewismc/climate,apache/climate,MJJoyce/climate,huikyole/climate,MBoustani/climate,riverma/climate,riverma/climate,MBoustani/climate,Omkar20895/climate,MBoustani/climate,pwcberry/climate,Omkar20895/climate,riverma/climate,jarifibrahim/climate,apache/climate,lewismc/climate