No longer discarding first line of xcodebuild settings output because it contains the first target name. Closes #029.
Replace PRODUCT_NAME with WRAPPER_NAME

This is based on the Xcode Build Setting documentation

> PRODUCT_NAME
> Description: Identifier. Specifies the name of the product the 
> target builds.
> 
> WRAPPER_NAME
> Description: Filename. Specifies the filename (including the 
> appropriate extension) of the product bundle.
Adding references to related projects
Re-formatting code blocks
Add --mandatory flag
Merge pull request #34 from devinfoley/master

Added Mandatory Flag
Merge pull request #31 from sirbarrence/master

Removing first line shift of xcodebuild settings output (take two)
update regexp to capture scheme names with embedded blanks. close #35
Merge pull request #32 from codecaffeine/wrapper_name

Should WRAPPER_NAME replace PRODUCT_NAME during PackageApplication?
[Issue #28] Using output argument
Merge branch 'master' of https://github.com/mattt/shenzhen

Conflicts:
	lib/shenzhen/commands/build.rb
Trimming whitespace
Adding new banner to README
Merge branch 'master' into remove-configuration-check

Conflicts:
	lib/shenzhen/commands/build.rb
Fix #27: Treat configuration only as an override.

remove determine_configuration!
remove @configuration reference from build description. May not exist