iDQ: Add gstlal_integrate element and appropriate support for use
Add gstlal_integrate element to be used in iDQ integration and appropriate support for use.
Element can take in a float or double source, and will integrate it over the duration requested back in time. This integral is provided in the output buffer, and the maximum over each input buffer is sent with relevant information in a message for possible handling in the python layer.
Edited by Rachael Huxford