Add customHeaders method to WebResource
Move socket read methods to HTTPClientSocket
Update templates for CobSpec
Add Cobspec handlers
Add page caching.
Add redirect and partial content responses.
Add CobSpec parameters page.
Convert MessageLogger public fields to private.
Update File and DirectoryResource for cached gets
Add custom Location header to Redirect
Add cached gets to Template
Add custom headers to Page
Parse custom headers
Optimize imports, add forgotten tests.
Forgotten tests.