Update podspec to 1.2.0, and update readme

Author: jonreid

README.md

@@ -1,6 +1,8 @@
 ![XcodeCoverage](http://qualitycoding.org/jrwp/wp-content/uploads/2014/03/XcodeCoverage.png)
 
-These scripts provide a simple way to generate HTML reports of the code coverage of your Xcode project.
+XcodeCoverage provides a simple way to generate reports of the code coverage of your Xcode project. Generated reports include HTML and Cobertura XML.
+
+Coverage data excludes Apple's SDKs, and the exclusion rules can be customized.
 
 
 Installation: Standard

XcodeCoverage.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name        = 'XcodeCoverage'
-  s.version     = '1.0.2'
+  s.version     = '1.2.0'
   s.summary     = 'Code coverage for Xcode projects'
   s.description = <<-DESC
                       XcodeCoverage provides a simple way to generate reports of the code coverage
@@ -15,7 +15,7 @@ Pod::Spec.new do |s|
 
   s.ios.deployment_target = '6.0'
   s.osx.deployment_target = '10.8'
-  s.source = {:git => 'https://github.com/jonreid/XcodeCoverage.git', :tag => "#{s.version}"}
+  s.source = {:git => 'https://github.com/jonreid/XcodeCoverage.git', :tag => 'v1.2.0'}
 
   # These files will be brought into the filesystem, but not added to your .xcodeproj. 
   s.preserve_paths = 'cleancov', 'envcov.sh', 'exportenv.sh', 'getcov', 'lcov-1.11/*', 'llvm-cov-wrapper.sh', 'run_code_coverage_post.sh'