Merge branch 'ptics_time_fixes' into navigation_fixes
Bugfix
Fixed initial/end walking

Only when walking from/to a different stop.
go_at -> departure_time, arrive_at -> arrival_time
Merge branch 'ptics_time_fixes' into navigation_fixes

Conflicts:
	alex/applications/PublicTransportInfoCS/hdc_policy.py
	alex/applications/PublicTransportInfoCS/nlg_templates.cfg
Finishing arrive_at -> arrival_time
Merge branch 'navigation_fixes' into hdc_policy_refactoring

Conflicts:
	alex/applications/PublicTransportInfoCS/hdc_policy.py