Bugfixes, feature enhancements, code-cleanup, and major work on API

Details:
- API
-- Allow relation name to be passed to helper function util.autoapi{...}
-- Added area API
-- Bugfixes in API
--- Correctly return initiatives (bug #162)
--- Correctly process "id" parameter for initiative API
--- Bugfix related to "state" parameter (bug #165)
--- Changed constant "discussion" to "accepted" (in model/issue.lua, used by API)
--- Fixed JSON encoding in auto_api (bug #181)
--- Ignore list filter "voted" in case of public access
--- Enable access to API without session
- Work on RSS feed (incomplete yet)
- Other bugfixes
-- Handle empty browser identification string
-- Handle invalid date in member/update.lua (bugs #24 #109 #115 #136)
-- Better handle errors while converting uploaded images. (bug #79 +5 duplicates)
-- Don't display revoked initiatives in list of new drafts (bug #134)
-- Fixed syntax error in app/main/member/_action/update_name.lua throwing unexpected error, when new name was too short
-- Do not display refresh support button for revoked initiatives
-- Repaired issue search (bug #150)
-- Fixed typos in german translation files
--- "initi(i)erte"
--- "Er(g)eignisse" (bug #161)
- Code cleanup
-- Removed deprecated motd files locale/motd/de.txt and locale/motd/de_public.txt
-- Removed redundant code in app/main/index/_updated_drafts.lua
- New features and (optical) enhancements
-- Support change of notify email; notification of not approved address added to start page
-- Settings dialog splitted into single pages
-- Mark deactivated members
-- Calendar for birthday selection in profile
-- Policy list public readable when public access is enabled

     1.1 --- a/config/default.lua	Wed May 26 15:47:52 2010 +0200
     1.2 +++ b/config/default.lua	Thu Jul 08 18:44:02 2010 +0200
     1.3 @@ -1,5 +1,5 @@
     1.4  config.app_name = "LiquidFeedback"
     1.5 -config.app_version = "beta18"
     1.6 +config.app_version = "beta19"
     1.7  
     1.8  config.app_title = config.app_name .. " (" .. request.get_config_name() .. " environment)"
     1.9  
    1.10 @@ -32,7 +32,7 @@
    1.11  
    1.12  config.api_enabled = false
    1.13  
    1.14 -config.feature_rss_enabled = true
    1.15 +config.feature_rss_enabled = false -- feature is broken
    1.16  
    1.17  -- OpenID authentication is not fully implemented yet, DO NOT USE BEFORE THIS NOTICE HAS BEEN REMOVED!
    1.18  config.auth_openid_enabled = false