Start of parser dev.
Merge branch 'develop' into parser-dev
basic control constructions (if and switch) tests
switch must ends with end keyword
control construction tests writed for scopes
switch must not end with 'end', to build.gradle resources folders added
formula exceptions accepts cause
Merge branch 'develop' into parser-dev
added cause to FormulaRuntimeException, FormulaFunctionValue typo fixed
Merge branch 'develop' into parser-dev
basic formula syntax implemented, operations on values implemented only for test passing, no scopes
scopes requirement has removed
Merge branch 'parser-dev' into develop