Build v1.2.9

v1.3.0-alpha.3+sha.9595c40

v1.3.0-alpha.3+sha.9595c40

v1.3.0-alpha.2+sha.e6a7fe3

v1.3.0-alpha.1+sha.3b5033b

v1.3.0-alpha.0+sha.4c9dfbf

Mark version 1.2.8

Mark version 1.2.7

Put distribution files in dist/ directory

Copy interact.js, move interact.min.js, add interact.min.js.map

Mark version 1.2.5