v1.2.8

Merge remote-tracking branch 'origin/master'

# Conflicts:
#	welcomelibrary/build.gradle

v1.2.7

修改回调逻辑

v1.2.6

静态参数

v1.2.5

修改回调逻辑

v1.2.4

增加个回调

v1.2.3

Merge remote-tracking branch 'origin/master'

v1.2.2

完整更换列表索引 测试正常

v1.2.1

解决编译错误

v1.2.0

底部索引实现方式变更测试

v1.1.9

修复空指针异常