feat(SublimeText2.PowershellAlias) - new pkg

- refactored out of existing SublimeText2.app

SublimeText2.PowershellAlias/tools/ChocolateyInstall.ps1

@@ -0,0 +1,21 @@
+try {
+  $package = 'SublimeText2.PowershellAlias'
+
+  $sublDefined = Test-Path function:subl
+  $profileExists = Test-Path $PROFILE
+  $sublInProfile = $profileExists -and (((Get-Content $PROFILE) -match '^function\s+subl\s+').Count -gt 0)
+
+  # add subl alias to powershell profile
+  if (!$sublDefined -and !$sublInProfile)
+  {
+    New-Item (Split-Path $PROFILE) -Type Directory -ErrorAction SilentlyContinue
+    'function subl { &"${Env:ProgramFiles}\Sublime Text 2\sublime_text.exe" $args }' |
+      Out-File -FilePath $PROFILE -Append -Encoding UTF8
+    Write-Host 'Added subl alias to Powershell profile to launch Sublime Text 2!'
+  }
+
+  Write-ChocolateySuccess $package
+} catch {
+  Write-ChocolateyFailure $package "$($_.Exception.Message)"
+  throw
+}