fix minor typos and remove whitespace
change to relative imports
delete whitespaces from source files
remove usage of session as state store

- add router_id as path element
- remove need for passing of email, hostname and location type
refactor utils and wizzard

- remove session_keys_needed helper function
- move wizard_form_process helper function from wizzard to utils
fix url of bootstra.js.min import
remove unnecessary imports of session
Add help text for captcha
Merge pull request #14 from andrenarchy/master

Add help text for captcha
Merge pull request #13 from slomo/feature-move-routerid-to-uri

Feature: move router id to form url
remove unnecessary session entry in wizard.py
Added missing imports
refactoring router model
fix KeyError for router_db
Fix firmware base url

firmware stable branch has been renamed to 0.0.0 (see
https://github.com/freifunk-berlin/firmware/issues/145)
Add support for session rollbacks
Merge pull request #22 from freifunk-berlin/support_transactions

Add support for session rollbacks
Merge pull request #21 from slomo/fix-dated-log-message

add date to logger for better debugging
add jinja in18 extension