bump version to 0.0.19, and update changelog

Author: jwcooper

CHANGELOG.rst

@@ -1,3 +1,10 @@
+0.0.19
+* Fix for SPI.xfer crashes python after 3 calls
+* Added a retry to reading for the analog inputs to avoid a bug where reading back and forth between two analog inputs would cause the resource to be unavailable every 16 scans (zthorson)
+* Updated the build_path to be more selective over what paths it chooses (zthorson)
+* Update Debian installation instructions in README (justinledwards)
+* Increase the size of the buffer used for storing device tree names (SaintGimp)
+
 0.0.18
 ----
 * UART - Include UART overlays, and compile upon installation

setup.py

@@ -43,7 +43,7 @@
                'Topic :: System :: Hardware']
 
 setup(name             = 'Adafruit_BBIO',
-      version          = '0.0.18b',
+      version          = '0.0.19',
       author           = 'Justin Cooper',
       author_email     = 'justin@adafruit.com',
       description      = 'A module to control BeagleBone IO channels',

source/constants.c

@@ -68,6 +68,6 @@ void define_constants(PyObject *module)
    both_edge = Py_BuildValue("i", BOTH_EDGE);
    PyModule_AddObject(module, "BOTH", both_edge);
 
-   version = Py_BuildValue("s", "0.0.18");
+   version = Py_BuildValue("s", "0.0.19");
    PyModule_AddObject(module, "VERSION", version);
 }