Additional way to calculate the request body size.
Added method "testProperlyHandlesProxyHeadersWithCurlBug2"
fixed typing bug
Cleaned up the test suite a bit. Added test user garbage collection.
Merge pull request #119 from SammyK/test-cleanup

Added test user garbage collection to test suite
Decoupled signed request handling
Merge pull request #114 from SammyK/decouple-signed-request-handling

Decoupled signed request handling
Updating pending version to 4.0.9
Type hinting generates better error messages when an invalid session is supplied
Merge pull request #123 from Ashpants/typehint

Type hinting generates better error messages when an invalid session is ...
Explicitly set arg separator to "&" in http_build_query calls.
Merge pull request #125 from itsgoingd/fix-build-query

Explicitly set arg separator to "&" in http_build_query calls.
Merge pull request #116 from stepanselyuk/master

Additional way to calculate the request body size.
Decoupled access token handling
Merge pull request #129 from SammyK/decouple-access-token-handling

Decoupled access token handling
* Use a cryptographically secure pseudorandom number generator. Now with
tests.
Merge pull request #133 from sarciszewski/csprng2

Implement CSPRNG in a manner consistent with the feedback on #131
Added autoloader for those poor non-composer peeps
Merge pull request #135 from SammyK/autoloader-for-non-composer-peeps

Added autoloader for those poor non-composer peeps
Fix permissions