* ssd gluoncv gpu op updated

* ssd gluoncv gpu op updated

* tutorials and testes modified

* tutorials and testes modified

* fix lint

* fix lint

* address comment

* multibox bug fixed

* space line added

* use less threads per block

* use less threads per block

* less threads per block for get valid count

* less threads per block for get valid count

* merge with master

* Revert "less threads per block for get valid count"

This reverts commit 08896cfccc34b0b2a1646d01d01ea4cad73941c4.

* Revert "less threads per block for get valid count"

This reverts commit 08896cfccc34b0b2a1646d01d01ea4cad73941c4.

* typo fixed

* elem length made to a variable

* fix lint error

* fix lint error

* lint fixed

* bug fixed

* bug fixed

* lint fixed

* error fixed

* error fixed

* test ci

* test ci

* seperate argsort to be an independent op

* seperate argsort to be an independent op

* fix lint

* fix lint

* remove unsupported models

* typo fixed

* argsort added to realy

* solve conflicts with master

* fix lint

* fix lint

* test push

* Revert "test push"

This reverts commit 6db00883fab6cc06bddf564c926bb27c874397d8.

* fix lint error

* fix more lint

* cpu test_sort udpated

* debug ci

* nms fixed

* expose argsort to relay frontend

* test ci

* fix lint

* sort register error fixed

* fix nnvm

* nms type fixed

* adaptive pooling added to relay

* Revert "adaptive pooling added to relay"

This reverts commit 1119f1f2c055753e0cc5611627597749134c5c8c.

* fix lint

* expose argsort op

* fix lint

* fix lint

* fix lint

* sort test updated

* sort bug fixed

* nnvm error fixed

* fix argsort default data type returned to be float insteaf of int

* fix lint

* fix lint

* test fixed

* fix valid count

* fix titanx bug

* tutorial add both targets

* titanx error fixed

* try to fix CI old gpu error

* try to solve CI GPU error

* get_valid_count added

* reverse get_valid_count

* get valid count optimized

* address comments

* fix ci error

* remove unessesary block sync

* add back one sync

* address comments

* address more comments

* more comments

* move sort to be indepent algorithm

* typo fixed

* more typos

* comments addressed

* doc updated

* fix pylint

* address final comments

* apache license added

* [HEADER] ASF header dir=include

* [HEADER] ASF Header dir=src

* [HEADER] ASF Header -dir=python

* [HEADER] ASF header dir=topi

* [HEADER] ASF Header dir=nnvm

* [HEADER] ASF Header -dir=tutorials

* [HEADER] ASF Header dir=tests

* [HEADER] ASF Header -dir=docker

* fix whitespace

* [HEADER] ASF Header -dir=jvm

* [HEADER] ASF Header -dir=web

* [HEADER] ASF Header --dir=apps

* [HEADER] ASF Header --dir=vta

* [HEADER] ASF Header -dir=go

* temp

* [HEADER] ASF Header --dir=rust

* [HEADER] Add ASF Header --dir=cmake

* [HEADER] ASF Header --dir=docs

* [HEADER] Header for Jenkinsfile

* [HEADER] ASF Header to toml and md

* [HEADER] ASF Header to gradle

* Finalize rat cleanup

* Fix permission

* Fix java test

* temporary remove nnvm onnx test

* Add shapeof op in topi

* Add relay shape_of op

* Add constant folding for shape_of

* Allow shape op to specify dtype

* Add mxnet converter for shape_array

* lint

* lint

* Add doc

* init

staging on

final save before staging

save

init ver

init ver

ll stuff

save

add failing test

add file

pass test

fix error

huh?

save

Add test changes

Fix fusion with nested tuples

Fix reverse mode test

More hacking

Clean up AD

Hacking on reverse mode

Fix issue in reverse

save

fix lint

fix lint

fix lint

save

save

fix

support neg

address some comment

add back file

save

save

* save

* save

* save

* lint

* fix lint

* save

* fix

[RELAY][OP] Operators.  	 pool2d, global_pool2d, batch_flatten, tanh, sigmoid, floor, ceil, trunc, abs, negative, multiply, mod, pow,  resize (#1813)