* add url to ROCgdb-docs
update reqs and gitignore
* add validation tools section for RVS and TransferBench
* stub in links for validation/mgmt tools
* populate compilers page
* add cards for ai libs and computer vision pages
* add content to math lib pages
* reorg hip and math libs
* update index
* consolidate linear algebra libs
* fix release info order in toc
* fix links and content cards for libraries
* update mdl ignored files
* update understand rocm section
* fix formatting errors
* add link to openmp
* ignore md041
