Generate _BuildInfo.xml file after asserting version numbers about chocolatey.cake.recipe

[gep13]

An example of the contents of this file is as follows:

<?xml version="1.0" ?>
<buildInfo>
  <projectName>chocolatey</projectName>
  <companyName>Chocolatey Software, Inc.</companyName>
  <versionMajor>0</versionMajor>
  <versionMinor>12</versionMinor>
  <versionPatch>1</versionPatch>
  <buildNumber>0</buildNumber>
  <revision>0.12.1</revision>
  <revisionhash>0.12.1</revisionhash>
  <version>0.12.1.0</version>
  <versionProduct>0.12.1-0.12.1</versionProduct>
  <repositoryPath>https://github.com/chocolatey/choco</repositoryPath>
  <microsoftNetFramework>net-4.0</microsoftNetFramework>
  <msbuildConfiguration>ReleaseOfficial</msbuildConfiguration>
  <msbuildPlatform>Any CPU</msbuildPlatform>
  <builtWith>UppercuT v. 1.4.2.0</builtWith>
</buildInfo>

[gep13]

This is made up from:

      <![CDATA[<?xml version="1.0" ?>
<buildInfo>
  <projectName>${project.name}</projectName>
  <companyName>${string::replace(string::replace(company.name,'&amp;','&'),'&','&amp;')}</companyName>
  <versionMajor>${version.major}</versionMajor>
  <versionMinor>${version.minor}</versionMinor>
  <versionPatch>${version.patch}</versionPatch>
  <buildNumber>${version.build}</buildNumber>
  <revision>${version.revision}</revision>
  <revisionhash>${version.hash}</revisionhash>
  <version>${assembly.version.full}</version>
  <versionProduct>${version.product}</versionProduct>
  <repositoryPath>${repository.path}</repositoryPath>
  <microsoftNetFramework>${microsoft.framework}</microsoftNetFramework>
  <msbuildConfiguration>${msbuild.configuration}</msbuildConfiguration>
  <msbuildPlatform>${msbuild.platform}</msbuildPlatform>
  <builtWith>UppercuT v. ${version.uppercut}</builtWith>
</buildInfo>]]>