Update changlog and install file for 1.4.2 release

Signed-off-by: Christopher Arndt <[email protected]>

CHANGELOG.rst

@@ -5,6 +5,17 @@ For details and minor changes, please see the `version control log messages
 <https://github.com/SpotlightKid/python-rtmidi/commits/master>`_.
 
 
+2020-07-18 version 1.4.2
+------------------------
+
+Enhancements:
+    * Added more helpful aliases for MIDI events/controllers constants.
+
+Examples:
+    * Added ``ccstore`` advanced example to show how to remember last seen
+      controller change values (#64).
+
+
 2020-04-16 version 1.4.1
 ------------------------
 

INSTALL.rst

@@ -101,8 +101,8 @@ To download the python-rtmidi source distribution archive for the current
 version, extract and install it, use the following commands::
 
     $ pip download python-rtmidi
-    $ tar -xzf python-rtmidi-1.4.1.tar.gz
-    $ cd python-rtmidi-1.4.1
+    $ tar -xzf python-rtmidi-1.4.2.tar.gz
+    $ cd python-rtmidi-1.4.2
     $ python setup.py install
 
 On Linux or macOS / OS X, if you want to install python-rtmidi into the
@@ -162,7 +162,7 @@ platform-specific hints below.
 If you want to change the Cython source file ``_rtmidi.pyx`` or want to
 recompile ``_rtmidi.cpp`` with a newer Cython version, you'll need to install
 Cython >= 0.28. The ``_rtmidi.cpp`` file in the current source distribution
-(version 1.4.1) is tagged with::
+(version 1.4.2) is tagged with::
 
     /* Generated by Cython 0.29.16 */