refactoring the temporal directory handling
mapfishapp doesnt show wfs layer source url - closes #56
mapfishapp default context not removed on context switching - closes #55
mapfishapp: styler 2nd load timing out fixed - many thanks to @landryb
mapfishapp: download style styler link doesnt always provide the current layer style - many thanks to @landryb - closes #52
Merge pull request #68 from mpazos/refactoring-A_DocService

Refactoring the A_DocService interface
mapfishapp: fixed XML documents miss the prolog - closes #4536
tabs to spaces conversion - no functional change