Fixing potential bug where we are not releasig correctly the hproc upon
task detach and connection failure
 fixing bug where we check the exitence of the wrong kset
 added kset for hmrs in hprocs
 modifying heca_printk so we have less noise and more relevant output
* fixing the MRs removal from Hproc => we weren't removing the pointer
 from the radix tree creating a memory leak
* externalising the MR destructor to the mr.c/h files
* Move Mr from classic handlin to Kobject  handling with refcounting
Merge branch 'interface-rework' into blopeur-dev
Merge pull request #47 from Blopeur/dev

Kobject refactoring cont. MR