* [TUTORIAL] Add tutorial for RPC

* [TUTORIAL] Update tutorial

* [TUTORIAL] Update tutorial

* trigger update

* [TUTORIAL] Improve build

* Support for batch ComputeOp

* Support for batch ComputeOp

* Fix CrossThreadReduction

* Fix lint

* Add UpdateArray, remove support for batch reduce

* Tuple input support for reduce

* rfactor works with multiple reducer; support multiple reducers with different types

* Small fix

* Small fix

* Change return type of rfactor to Array<Expr>

* Fix lint

* Improve

* Add tutorial

* Improve tutorial

* Improve tutorial

* [MODULE/DSO] Support pack everything into one shared library.

* fix osx load

* [CONTRIB/BLAS] Add CBLAS Example to contrib

* Update makefile

* [CODEGEN/RUNTIME] Metal support, runtime improvement.

* Fix case when no device is available

* [DOC] Add intro to 'comm_reducer' in tutorial; fix doc

* Fix

* Fix

* [LANG/CODEGEN] Intrinsics and Extern Math

* fix lint

* [DOC] Scan tutorial

* Fix according to ziheng's comment

* [PERF] Add gemm

* [DOC] Reduction tutorial

* [DOC] Add schedule_computaion

* Finetune the doc

* Finetune the doc

* Finetune the doc

* Set max_unroll_step=0 by default

* [DOC] API doc organization.

* remove breathe for now

* [DOC] Initial doc system

* Migrate API

* Update docs