Added possibility for custom _autocast functions
Added comment for autocast_func in EVEAPIConnection
Replaced apply() by __call__() for performance (saves 2 function calls)
No need for __call__
Changed _ParseXML to return complete document, including currentTime and cachedUntil
Revert "Changed _ParseXML to return complete document, including currentTime and cachedUntil"

This reverts commit 09574d887eba7adb08b4931fc2ffc1e499dfb26b.
Merge branch 'master' of https://github.com/fabianfreyer/eveapi