Merge pull request #6 from FriesischScott/master

Implemented exception handling
Merge pull request #7 from FriesischScott/master

Updated for: league v2.3, summoner v1.3
Getting summoner names containing special characters gave strange results on windows 7. This have fixed the issue.
Merge pull request #8 from frydenberg/master

Character encoding
Updated champion to 1.2
Updated league to 2.4
Updated stats to 1.3
Updated team to 2.3 and summoner to 1.4
Added possibility to retrieve teams for a single summoner ID
Merge remote-tracking branch 'upstream/master'