#983 Added support for Python-style printing in C++, e.g. str(A), repr(A)
#1024 Fixed doxygen
#1024 Removed ocp_tools
#1024 Renamed SymbolicOCP::pf --> SymbolicOCP::p
#1024 Added/refactored getters and setters
#1024 Added setting of values binding equations for independent parameters and constants
#1024 Renamed SymbolicOCP::dep --> SymbolicOCP::y_def, refactored printing
#1024 Refactoring SymbolicOCP
Revert "#1024 Refactoring SymbolicOCP"

This reverts commit 7b8ca3f79067d9ab18be928b28b11c61c1469ec4.