readme: create README

README.md

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+# DataTypeManual
+
+This is online data type manual of **OpenRTM-aist**.
+
+http://www.openrtm.org/openrtm/
+
+## Manual page
+
+* original:
+  * https://nobu19800.github.io/DataTypeManual/docs/
+
+* mirror:
+  * https://takahasi.github.io/DataTypeManual/
+
+
+## Official class reference
+
+| Version | Program | Language | URL                                                              |
+| ------- | ------- | -------- | ---------------------------------------------------------------- |
+| 1.1.2   | c++     | Japanese | http://openrtm.org/doc/cxx/1.1.2/classreference_ja/index.html    |
+| 1.1.2   | c++     | English  | http://openrtm.org/doc/cxx/1.1.2/classreference_en/index.html    |
+| 1.1.2   | python  | Japanese | http://openrtm.org/doc/python/1.1.2/classreference_ja/index.html |
+| 1.1.2   | python  | English  | http://openrtm.org/doc/python/1.1.2/classreference_en/index.html |
+| 1.1.2   | java    | Japanese | http://openrtm.org/doc/java/1.1.2/classreference_ja/index.html   |
+| 1.1.2   | java    | English  | http://openrtm.org/doc/java/1.1.2/classreference_en/index.html   |
+| 1.1     | IDL     | Japanese | http://openrtm.org/doc/idl/1.1/idlreference_ja/index.html        |
+| 1.1     | IDL     | English  | http://openrtm.org/doc/idl/1.1/idlreference_en/index.html        |