ofURLFileLoader: implementation for https
Update ofURLFileLoader.cpp

unlocks the thread mutex after the requests pool is empty 
Update ofURLFileLoader.cpp

moving the lock outside of the while loop. removing the unneeded locks and unlocks.
Merge pull request #1990 from danthemellowman/patch-1

Update ofURLFileLoader.cpp
Update README.md

include nodes on initialising the projectGenerator within other git notes