Added method count in README.md
Added method count in README.md
MaTriXy/android-advancedrecyclerview,h6ah4i/android-advancedrecyclerview,MaTriXy/android-advancedrecyclerview,h6ah4i/android-advancedrecyclerview,MaTriXy/android-advancedrecyclerview,h6ah4i/android-advancedrecyclerview,MaTriXy/android-advancedrecyclerview