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
Merge pull request #13 from slomo/feature-move-routerid-to-uri

Feature: move router id to form url