Merge branch 'roadmap' into 'master'

Add roadmap

See merge request !611

README.md

@@ -5,6 +5,7 @@
 [Documentation](docs) |
 [FAQ](docs/faq.md) |
 [Release Notes](RELEASE.md) |
+[Roadmap](ROADMAP.md) |
 [MACE Model Zoo](https://github.com/XiaoMi/mace-models) |
 [Demo](mace/examples/android) |
 [中文](README_zh.md)

README_zh.md

@@ -5,6 +5,7 @@
 [文档](docs) |
 [FAQ](docs/faq.md) |
 [发布记录](RELEASE.md) |
+[路线图](ROADMAP.md) |
 [MACE Model Zoo](https://github.com/XiaoMi/mace-models) |
 [Demo](mace/examples/android) |
 [English](README.md)

ROADMAP.md

+Roadmap
+=======
+
+* Quantized CPU inference
+* Mixed-precision inference
+* Improved Mali and PowerVR support
+* More Ops
+* Improved host/x86 performance
+* Android NN integration
+
+*Last updated: June 27, 2018*