Dropped dead code
Renamed RunSuSEConfig to update_mta_config

SuSE config scripts has been obsolete for some time. The function
currently runs only update scripts for MTA.
Added function for checks of physical availability of network
Updated testsuite
Updated dependencies to make testsuite working.
Speed up dhcp autoconfiguration. bnc#872319
Created own class in lib/ for dhcp autoconfiguration
Phy layer check does driver initialization to ensure proper detection
Adapted testsuite
Code cleanup in network/routines.rb
Updated changelog
Added comments
Merge pull request #194 from mchf/bnc872319-improved-dhcp-autoconfig

Improved dhcp autoconfig