Update to version 1.2.8

- Update version and build number in plist file
- Update ReadMe for 1.2.8
- Last version to build cleanly on macOS 10.13 and earlier
- Closes #29

BuildSettingExtractor/BuildSettingExtractor-Info.plist

@@ -17,11 +17,11 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.2.7</string>
+	<string>1.2.8</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>
-	<string>11</string>
+	<string>12</string>
 	<key>LSMinimumSystemVersion</key>
 	<string>${MACOSX_DEPLOYMENT_TARGET}</string>
 	<key>NSHumanReadableCopyright</key>

ReadMe.md

@@ -51,6 +51,15 @@ These comments can be turned off in the Preferences sheet for a more compact fil
 
 ### Version History ###
 
+*Version 1.2.8*
+*Sep 24, 2018*
+
+– Updated list of build setting description files to include Apple Clang file.  
+– Fixed crash when xcspec file was not found when reading build setting descriptions.  
+– Tested Xcode 10.0-compatible project files with Xcode 10.  
+– Tested build setting descriptions with Xcode 10.  
+– This the last version that will build cleanly on macOS 10.13 and earlier.  
+
 *Version 1.2.7*
 *Aug 19, 2018*