Update documentation.

PI.md

@@ -1,23 +1,28 @@
 # Raspberry Pi Build Instructions
 
-All of this sample code will build on a Raspberry Pi, which can then be used as an
-inexpensive print server or as part of an automated test framework.
+All of this sample code will build on a Raspberry Pi, which can then be used
+as an inexpensive print server or as part of an automated test framework.
 
-Run the following command to install the software you'll need to build and use the
-ippsample code:
+Run the following command to install the software you'll need to build and
+use the ippsample code:
 
     sudo apt-get install libnss-mdns avahi-daemon avahi-utils \
         libavahi-client-dev libgnutls28-dev zlib1g-dev
 
-You'll also need version 1.8 or later of the MuPDF software (*not* the one that has been packaged for Raspbian which is much older) if you want to support local conversions of PDF and JPEG files to PWG Raster or HP PCL. You can download the MuPDF software from:
+You'll also need version 1.8 to 1.9a of the MuPDF software (*not* the one
+that has been packaged for Raspbian which is much older) if you want to
+support local conversions of PDF and JPEG files to PWG Raster or HP PCL.
+You can download the MuPDF 1.9a software from:
 
     http://www.mupdf.com
 
-If you haven't already done so, you can download the IPP sample sources with Git using:
+If you haven't already done so, you can download the IPP sample sources
+with Git using:
 
     git clone https://github.com/istopwg/ippsample.git ippsample
 
-Then, from the ippsample source directory, run the following commands to build and install everything:
+Then, from the ippsample source directory, run the following commands to
+build and install everything:
 
     ./configure
     make

server/DESIGN.md

@@ -79,6 +79,9 @@ The environment is inherited from ippserver with the following additional variab
 - "JOB_PASSWORD_ENCRYPTION": The named hash to use when submitting the job, if any. For printer commands only.
 - "OUTPUT_ORDER": The order of output pages, either "first-to-last" or "last-to-first".
 - "OUTPUT_TYPE": The destination MIME media type, for example "image/pwg-raster".
+- "PRINTER_MEDIA_DEFAULT": The default media size.
+- "PRINTER_SIDES_DEFAULT": The default duplex setting.
 - "PWG_RASTER_DOCUMENT_RESOLUTION_SUPPORTED": The list of comma-delimited resolutions that are supported by the output device.
 - "PWG_RASTER_DOCUMENT_SHEET_BACK": The transform to apply to the back size image when producing duplex output.
 - "PWG_RASTER_DOCUMENT_TYPE_SUPPORTED": The color spaces and bit depths that are supported by the output device.
+- "SERVER_LOGLEVEL": The configured log level of the server.

xcode/ippsample.xcodeproj/project.pbxproj

@@ -289,6 +289,8 @@
 		275C6BA21C878A65000D2DE7 /* ipptransform.html */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.html; name = ipptransform.html; path = ../doc/ipptransform.html; sourceTree = "<group>"; };
 		275C6BA31C878A65000D2DE7 /* ipptransform.man */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; name = ipptransform.man; path = ../doc/ipptransform.man; sourceTree = "<group>"; };
 		275C6BAA1C87D907000D2DE7 /* dither.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = dither.h; path = ../tools/dither.h; sourceTree = "<group>"; };
+		279C01D61D1B0F9700F06A84 /* LICENSE.md */ = {isa = PBXFileReference; lastKnownFileType = net.daringfireball.markdown; name = LICENSE.md; path = ../LICENSE.md; sourceTree = "<group>"; };
+		279C01D71D1B0F9700F06A84 /* PI.md */ = {isa = PBXFileReference; lastKnownFileType = net.daringfireball.markdown; name = PI.md; path = ../PI.md; sourceTree = "<group>"; };
 		723D66D41C723CB70078B537 /* CONTRIBUTING.md */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = net.daringfireball.markdown; name = CONTRIBUTING.md; path = ../CONTRIBUTING.md; sourceTree = "<group>"; };
 		723D66D51C723CB70078B537 /* README.md */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = net.daringfireball.markdown; name = README.md; path = ../README.md; sourceTree = "<group>"; };
 		723D66D81C723CC20078B537 /* DESIGN.md */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = net.daringfireball.markdown; name = DESIGN.md; path = ../server/DESIGN.md; sourceTree = "<group>"; };
@@ -609,6 +611,8 @@
 			children = (
 				723D66D41C723CB70078B537 /* CONTRIBUTING.md */,
 				723D66D81C723CC20078B537 /* DESIGN.md */,
+				279C01D61D1B0F9700F06A84 /* LICENSE.md */,
+				279C01D71D1B0F9700F06A84 /* PI.md */,
 				723D66D51C723CB70078B537 /* README.md */,
 				72B402E21C0CE66200139783 /* ippfind.html */,
 				72E006081C5C0BA8006CF057 /* ippfind.man */,