reorganizes lib imports
reorganizes config loading in main wikka script and associated modules
reorganizes config loading in main wikka script and associated modules
refactors install module
fixes failing test in ShowHandlerTest
adds process_request wikka module and replaces domain_path, magic_quotes, page_handler, and session module
minor refactor of wikka script
fixes formatting in  process_request module
adds assert_db_link method to Wakka class
converts save_session_id module to a helper function
renames save_session_id_to_db helper function and fixes broken unit test
minor fixes for refactor test
minor comment change
replaces tabs with spaces in wikka.php and default config file
Merge pull request #4 from klenwell/0qKTC3Pk-consolidate-wikka-modules

Consolidate wikka modules and streamline wikka.php script