Update libvpx snapshot to v0.9.7-p1 (Cayuga).

source/libvpx/build/make/gen_msvs_proj.sh

Index: source/libvpx/build/make/gen_msvs_proj.sh
===================================================================
--- source/libvpx/build/make/gen_msvs_proj.sh	(revision 96967)
+++ source/libvpx/build/make/gen_msvs_proj.sh	(working copy)
@@ -365,7 +365,7 @@
                             DebugInformationFormat="1" \
                             Detect64BitPortabilityProblems="true" \
 
-                        $uses_asm && tag Tool Name="YASM"  IncludePaths="$incs" Debug="1"
+                        $uses_asm && tag Tool Name="YASM"  IncludePaths="$incs" Debug="true"
                     ;;
                     *)
                         tag Tool \
@@ -379,7 +379,7 @@
                             DebugInformationFormat="1" \
                             Detect64BitPortabilityProblems="true" \
 
-                        $uses_asm && tag Tool Name="YASM"  IncludePaths="$incs" Debug="1"
+                        $uses_asm && tag Tool Name="YASM"  IncludePaths="$incs" Debug="true"
                     ;;
                 esac
             ;;
@@ -447,6 +447,8 @@
                     obj_int_extract)
                         tag Tool \
                             Name="VCCLCompilerTool" \
+                            Optimization="2" \
+                            FavorSizeorSpeed="1" \
                             AdditionalIncludeDirectories="$incs" \
                             PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE;_CRT_SECURE_NO_WARNINGS;_CRT_SECURE_NO_DEPRECATE" \
                             RuntimeLibrary="$release_runtime" \
@@ -462,6 +464,8 @@
 
                         tag Tool \
                             Name="VCCLCompilerTool" \
+                            Optimization="2" \
+                            FavorSizeorSpeed="1" \
                             AdditionalIncludeDirectories="$incs" \
                             PreprocessorDefinitions="WIN32;NDEBUG;_CRT_SECURE_NO_WARNINGS;_CRT_SECURE_NO_DEPRECATE;$defines" \
                             RuntimeLibrary="$release_runtime" \
@@ -476,6 +480,8 @@
                         tag Tool \
                             Name="VCCLCompilerTool" \
                             AdditionalIncludeDirectories="$incs" \
+                            Optimization="2" \
+                            FavorSizeorSpeed="1" \
                             PreprocessorDefinitions="WIN32;NDEBUG;_CRT_SECURE_NO_WARNINGS;_CRT_SECURE_NO_DEPRECATE;$defines" \
                             RuntimeLibrary="$release_runtime" \
                             UsePrecompiledHeader="0" \