changed alpha definition to match what I believe si the correct slha convention.  This gives the right answer in tests.
added more details on testing with SUSY-HITS.
simplify statement about slhaea.
fix typo in function name
allow patters of the form Pole[M[Fe[1]]] in extra SLHA output blocks

by matching from level 0 on.
Merge branch 'development' of github.com:FlexibleSUSY/FlexibleSUSY into development