从Android developer copy过来，留作笔记的。
Platform VersionAPI LevelVERSION_CODENotes
Android 4.419KITKATPlatform Highlights
Android 4.318JELLY_BEAN_MR2Platform Highlights
Android 4.2, 4.2.217JELLY_BEAN_MR1Platform Highlights
Android 4.1, 4.1.116JELLY_BEANPlatform Highlights
Android 4.0.3, 4.0.415ICE_CREAM_SANDWICH_MR1Platform Highlights
Android 4.0, 4.0.1, 4.0.214ICE_CREAM_SANDWICH
Android 3.213HONEYCOMB_MR2
Android 3.1.x12HONEYCOMB_MR1Platform Highlights
Android 3.0.x11HONEYCOMBPlatform Highlights
Android 2.3.4
Android 2.3.310GINGERBREAD_MR1Platform Highlights
Android 2.3.2
Android 2.3.1
Android 2.39GINGERBREAD
Android 2.2.x8FROYOPlatform Highlights
Android 2.1.x7ECLAIR_MR1Platform Highlights
Android 2.0.16ECLAIR_0_1
Android 2.05ECLAIR
Android 1.64DONUTPlatform Highlights
Android 1.53CUPCAKEPlatform Highlights
Android 1.12BASE_1_1
Android 1.01BASE