Expose vmi_read in libvmi.h
Merge pull request #180 from tklengyel/expose_vmi_read

Expose vmi_read in libvmi.h
vmi_read_X_va should return on error on PARTIAL init.
Allow VMI_PARTIAL for live VMs.
Keep track of the last used page to properly unmap it once the user accesses another page when the page cache is disabled.
Merge pull request #181 from awsaba/live_partial_mode_fixes

VMI_INIT_PARTIAL Fixes
Merge pull request #182 from tklengyel/page_cache_disabled

Keep track of the last used page to properly unmap it once the user acce...