Log Message:
Updated par2 to 0.7.0.

17 April 2017 Ike Devolder
	* release: 0.7.0
	* Merged OpenMP version and so enabled multithreading
		* added -t flag to set the number of threads (all possible threads
		  used by default)
	* Added -B flag to set the basepath for difficult to guess situations
	* bugfixes