update docs for windows installer: 32 bit version of python, must run nstaller as administrator, ned pywin32 to run as service. Encourage installation of pytz.

Author: rouilj

CHANGES.txt

@@ -269,6 +269,12 @@ Fixed:
   starting roundup-server on different ports/ip addresses. Also
   updated man page to include default use of localhost for -n and use
   of -n 0.0.0.0 to bind to all addresses on the host. (John Rouillard)
+- issue2550827, issue2550718. Doc additions so people know that a
+  python 32 bit installation may be required for windows. Additional
+  documentation on the requirement of pywin32 for running roundup as a
+  windows service. Also the windows installer must be run as
+  administrator and strong encouragement for installing the pytz
+  module added to ``doc/installation.txt``.
 
 2016-01-11: 1.5.1
 

doc/admin_guide.txt

@@ -398,8 +398,10 @@ Windows
 -------
 
 On Windows, the roundup-server program runs as a Windows Service, and
-therefore may be controlled through the Services control panel. The
-roundup-server program may also control the service directly:
+therefore may be controlled through the Services control panel. Note
+that you **must** install the pywin32 package to allow roundup to
+run as a service. The roundup-server program may also control the
+service directly:
 
 **install the service**
   ``roundup-server -C /path/to/my/roundup-server.ini -c install``

doc/installation.txt

@@ -40,6 +40,14 @@ Some variants of Linux will need an additional "python dev" package
 installed for Roundup installation to work. Debian and derivatives, are
 known to require this.
 
+If you are using the Roundup Windows installer on a 64 bit system and
+you get the error message::
+
+  "No Python installation found in the registry"
+
+you need to install a 32 bit version of python. The 64 bit versions
+use a different registry key that the installer doesn't detect. See:
+http://issues.roundup-tracker.org/issue2550718 for details.
 
 Optional Components
 ===================
@@ -50,7 +58,8 @@ Timezone Definitions
   Full timezone support requires pytz_ module (version 2005i or later)
   which brings the `Olson tz database`_ into Python.  If pytz_ is not
   installed, timezones may be specified as numeric hour offsets only.
-
+  This is optional but strongly suggested.
+  
 An RDBMS
   Sqlite, MySQL and Postgresql are all supported by Roundup and will be
   used if available. One of these is recommended if you are anticipating a
@@ -105,6 +114,7 @@ jinja2
 
 Windows Service
   You can run Roundup as a Windows service if pywin32_ is installed.
+  Otherwise it must be started manually.
 
 .. _Xapian: http://xapian.org/
 .. _Whoosh: https://bitbucket.org/mchaput/whoosh/wiki/Home
@@ -165,6 +175,9 @@ installation:
 For information about how Roundup installs, see the `administration
 guide`_.
 
+The following assumes that you are using the source distribution.  If
+you are using the Windows installer, run it with Administrator
+privileges so it can correctly update the registry.
 
 Basic Installation Steps
 ------------------------