ffwizard-berlin: only enable qos if sharenet is set
ffwizard-berlin: do not read olsr default from profile

these defaults will now get set by freifunk-berlin-olsrd-defaults
ffwizard-berlin: set country to DE
ffwizard-berlin: refactor wireless.lua

* refactoring code
* enable doth (802.11h - radar detection) for channels 52-140
Merge branch 'feature/refactoring'