fixed wrong name of variable in Czech translation
Merge remote-tracking branch 'mach/master'
fixed problem dialog
removed method of measurement of nonlinear problems
added stopping criteria (residual and relative change of solutions)
fixed tests
nonlinear tests
picard for flow, heat and magnetic
synced with hermes
fix in tests
xslt fixes
added tests for xslt
data files for xslt test renamed (test methods names are better legible)
xslt for acoustic problems fixed