Added some tests for forces, small additions here and there.

README.md

cp2kparser/engines/regexengine.py

cp2kparser/generics/nomadparser.py

cp2kparser/implementation/autoparser.py

cp2kparser/implementation/parser.py

cp2kparser/implementation/regexs.py

cp2kparser/tests/cp2k_2.6.2/H2O-2.out

cp2kparser/tests/cp2k_2.6.2/data/BASIS_SET

cp2kparser/tests/cp2k_2.6.2/data/GTH_POTENTIALS

cp2kparser/tests/cp2k_2.6.2/data/POTENTIAL

cp2kparser/tests/cp2k_2.6.2/forces/outputfile/0/H2O-2-1.ener

...er/tests/cp2k_2.6.2/forces/outputfile/0/H2O-2-RESTART.wfn

...rser/tests/cp2k_2.6.2/forces/outputfile/0/H2O-2-pos-1.xyz

cp2kparser/tests/cp2k_2.6.2/forces/outputfile/0/H2O-2.inp

cp2kparser/tests/cp2k_2.6.2/forces/outputfile/0/H2O-2.out

cp2kparser/tests/cp2k_2.6.2/forces/outputfile/1/H2O-2-1.ener

...er/tests/cp2k_2.6.2/forces/outputfile/1/H2O-2-RESTART.wfn

...rser/tests/cp2k_2.6.2/forces/outputfile/1/H2O-2-pos-1.xyz

cp2kparser/tests/cp2k_2.6.2/forces/outputfile/1/H2O-2.inp

cp2kparser/tests/cp2k_2.6.2/forces/outputfile/1/H2O-2.out