Merge pull request #101 from l-korous/master

A fix of linking.
progress towards transient and coupled problems
synced with hermes
fix in generator (volume and surface integrals)
Merge branch 'master' of github.com:hpfem/agros2d
Merge remote-tracking branch 'kus/master'
Merge pull request #102 from l-korous/master

Fix deallocation in integrals.
Merge branch 'master' of github.com:hpfem/agros2d
minor improvement in unit tests
hermes removed
added remote hermes
hermes config
fix in plugins
postprocessor Ord 21 -> 5
fix in runExpression
minor fix
bson updated
qcustomplot updated
stb_truetype.h updated
fixed hermes submodule