GitLab

* allow for configuring default_dir

* allow for using DGLDEFAULTDIR environment variable

* Update env_var.rst
Co-authored-by: Quan (Andy) Gan <coin2028@hotmail.com>
Co-authored-by: Jinjing Zhou <VoVAllen@users.noreply.github.com>

* support AVX512

* env DGL_CPU_INTEL_KERNEL_ENABLED=1

* env DGL_CPU_INTEL_KERNEL_LOG=1

* Add unittest test_spmm.cc
Co-authored-by: Izabela Mazur <izabela.mazur@intel.com>
Co-authored-by: Michal Szarmach <michal.szarmach@intel.com>

Review patch

* Remove SSE

* Update env_var.rst

Co-authored-by: Minjie Wang <wmjlyjemaine@gmail.com>

* change download link to cdn

* Update env_var.rst

* 0.1.2 release

* oops

* more fixes on windows

* [Bugfix] fix download dir (#275)

* fix download dir

* add doc for the env var

* faq & env

* add update version script; 0.0.1 -> 0.1.0