Remove whitespace in h3k-output names for air flow network. This leads to failed results in tester.pl, however is necessary to avoid name shortening due to whitespace check in *wild?() functions.

Compile and run on OS X O.K.

Tested with "window_control" tester model via tester.pl. Test fails, however, diff between SL5_reference.csv and SL5_test.csv gives differences in header line, only!
Merge branch 'h3k_switch' of https://github.com/ESP-rCommunity/ESP-rSource into h3k_switch

* 'h3k_switch' of https://github.com/ESP-rCommunity/ESP-rSource:
  Remove whitespace in h3k-output names for air flow network. This will likely lead to failed results in tester.pl, however is necessary to avoid name shortening due to whitespace check in *wild?() functions.