Update readme in 1.9

README.md

@@ -81,20 +81,23 @@ sudo apt-get install build-essential pkg-config python-dev libpng-dev libjpeg-de
 ```
 
 Once Panda3D has built, you can either install the .deb or .rpm package that
-it produced (if relevant to your platform, and you added --installer).  On
-other systems, you will need to use the installpanda script to install it onto
-your system.  Careful: it is not easy to uninstall Panda3D in this way!
+it produced, depending on which Linux distribution you are using.  For example,
+to install the package on Debian or Ubuntu, use this:
 
 ```bash
-python2.7 makepanda/installpanda.py --prefix=/usr/local
+sudo dpkg -i panda3d*.deb
 ```
 
+If you are not using a Linux distribution that supports .deb or .rpm packages, you
+may have to use the installpanda.py script instead, which will directly copy the
+files into the appropriate locations on your computer.  You may have to run the
+`ldconfig` tool in order to update your library cache after installing Panda3D.
+
 Mac OS X
 --------
 
-On Mac OS X, all you need to compile Panda3D is a set of precompiled
-thirdparty packages, which can be acquired from here:
-https://www.panda3d.org/download/panda3d-1.9.0/panda3d-1.9.0-tools-mac.tar.gz
+On Mac OS X, you will need to download a set of precompiled thirdparty packages in order to
+compile Panda3D, which can be acquired from [here](https://www.panda3d.org/download/panda3d-1.9.0/panda3d-1.9.0-tools-mac.tar.gz).
 
 After placing the thirdparty directory inside the panda3d source directory,
 you may build Panda3D using a command like the following:
@@ -110,3 +113,20 @@ by the release number, eg. 10.6 or 10.7.
 If the build was successful, makepanda will have generated a .dmg file in
 the source directory containing the installer.  Simply open it and run the
 package file in order to install the SDK onto your system.
+
+Reporting Issues
+================
+
+If you encounter any bugs when using Panda3D, please report them in the bug
+tracker.  This is hosted at:
+
+  https://bugs.launchpad.net/panda3d
+
+Make sure to first use the search function to see if the bug has already been
+reported.  When filling out a bug report, make sure that you include as much
+information as possible to help the developers track down the issue, such as
+your version of Panda3D, operating system, architecture, and any code and
+models that are necessary for the developers to reproduce the issue.
+
+If you're not sure whether you've encountered a bug, feel free to ask about
+it in the forums or the IRC channel first.