Add event type headers to events by week fragment
Move creation of API Header to constants class.
Fix event location overlay problems (and shorten format of dates)
fixes #12
remove default text from team/event info layouts and moved static text to strings resources.
Fixes #15
Merge pull request #35 from plnyyanks/reusable-api-header

Move creation of API Header to constants class.
set event short name in model (from json)
Merge pull request #37 from plnyyanks/layout-bugs

Small Layout Fixes