Expose tvm.ndarray.empty which has already been implemented, just not yet documented.

* small fixs on docs

* add IR output after parallelization

* feat(docs) add how_to for tvm install with nnpack support

* feat(docs) change python package paragraph

* feat(doc) remove unsure sentence

* add comments on nnpack usage vs TVM

* remove mxnet nnpack tips for nthread change

* [TVM] Introduce target generic dispatch system

* fix target warning

* [DOCS] How to deploy TVM Modules

* More comments

* [RUNTIME] Minimum graph runtime

* update docs

* [TEST] rfactor+ewise, cite rfactor paper

* include all authors via abbrv

* [TOPI] Add transpose

* fix lint

* [DOCS] Add prerequisites about zlib1g-devin

Add prerequisites about zlib1g-dev. It occurs `/usr/bin/ld: cannot find -lz` without zlib1g-dev.

* Add prerequisites about python-setuptools 

Add prerequisites about python-setuptools. Otherwise, it will fail when executing `python setup install --user` command.

* [DOCS] Add prerequisites about python-dev

Add installation prerequisites about python-dev. Otherwise, it will fail with `SystemError: Cannot compile 'Python.h'. Perhaps you need to install python-dev|python-devel.` when executing `python setup install --user`.

* [DOCS][APP] Add Example for C++ deployment

* fix lint

Add some notes about LLVM before building TVM

* update installation guide of windows

* update installation doc of windows

Add install prerequisites of customized building

* [BUILD][LLVM] Support LLVM mainline 5.0 6.0

* Reduce parallelism

* [DOC] Include TOPI in doxygen

* update

* Typofix.

Signed-off-by: Edward Z. Yang <ezyang@fb.com>

* Probe for nvrtc in lib directory as well.

Signed-off-by: Edward Z. Yang <ezyang@fb.com>

* Conda build recipe for TVM.

Signed-off-by: Edward Z. Yang <ezyang@fb.com>

* [TUTORIAL] Optimize gemm add!

* temp commitment

* [TUTORIAL] python3 compatiblity made; doc generation updated!

* [DOCS] gen_modules clean and ignore add!

* [TUTORIAL] title modified!

* [TUTORIAL] some rolled-back modification re-write

* [TUTORIAL] title underscore extended!

* CONTRIBUTORS add me!

* [STORAGE][BUFFER] Support access ptr for clear access pattern.

* fix lint

* [DOC] More detailed installation instruction

* fix lang