Merge pull request #81 in VECTO/vecto-sim from...

Merge pull request #81 in VECTO/vecto-sim from ~EMQUARIMA/vecto-sim:feature/VECTO-123-airdrag-computation to develop

* commit '247053f5':
  vecto 2.2 job-file for air-drag computation
  additional tests for air-drag power loss; corrected testcase due to chages in air-drag computation
  restructuring code
  refactoring air-drag computation
  tests for AirResistance
  corrected BaseWindSpeed (CrossWind Correction) to 3 m/s
  make vehicle code testable, test for airdrag resistance, adapt componentdata files to new file format
  corrections reading vehicle file v7
  adapt testcases to new vehicle data structure
  refactoring: computation of airdrag resistance (force, power) - more accurate
  Additional property in mission to disinguish which CdA Value to use (Rigid Truck, Longhaul Cycle w/ trailer)
  refactor: switch to vehicle fileformat version 7