fix additional path of all specie generators
fix unification of parents including
add #pure_essence method to specie code generator
replace lambda to proc in specie code generator
add test of #pure_essence for three_bridges
erase #indexes and #roles virtual methods from Base specie cpp class and move correspond static methods to it
add #selectSymmetry method to Symmetric cpp class
add #specsByRole and #selectSpecByRole methods for Atom and find algorithms for BridgeWithDimer, TwoBridges and CrossBridgeOnBridges was chanded