Changed HTTP headers implementatioin to use the header name as the array key instead the array value containing the whole string
Removed parameter from API constructors
Reformatting
More removing of constructor parameters
Some corrections and cleaning up
Further removal of constructor parameters
Removal of superfluous instantiation functions in connectors
Reorganized performance-tests
Added NOTES.md file in performance-tests directory including some notes on the performance findings. Removed the notes from the tests themselves.
whitespaces
whitespaces
Updated CHANGELOG.md and README.md