Add a DTR API submenu, and fix some whitespace
Add a DTR API submenu, and fix some whitespace

Signed-off-by: Sven Dowideit <6f6969dc7db01e7204496bfb27e43d63ec4b2eb3@home.org.au>

SvenDowideit/docs-base,sanscontext/docs-base,SvenDowideit/docs-base,sfsmithcha/docs-base,lyndaoleary/docs-base,sfsmithcha/docs-base,thaJeztah/docs-base,thaJeztah/docs-base,thaJeztah/docs-base,SvenDowideit/docs-base,sanscontext/docs-base,sanscontext/docs-base,moxiegirl/docs-base,mikedougherty/docs-base,mikedougherty/docs-base,mikedougherty/docs-base,moxiegirl/docs-base,lyndaoleary/docs-base,moxiegirl/docs-base,sfsmithcha/docs-base