obvious fix for header click handler

if user do not provide "OnHeaderClickListener", the header view will not be clickable,
so user will be able to "get" to the underlying views and handle clicks by himself
Bump version
addFooterView(View v, Object data, boolean isSelectable) is missing
Update build tools
Merge pull request #307 from Eng-Fouad/patch-1

addFooterView(View v, Object data, boolean isSelectable) is missing
Support negative top offset. Fixes #308
Fix crash in sample
Make sure sticky header martches parent in width
fix current header touch interception,
update current header click listener when setOnHeaderClickListener called
small code refactoring
AddFooter(View, Object, boolean) is updated to add the view to the internal view store for consistency
Merge pull request #301 from Yarikx/master

obvious fix for header click handler
Merge pull request #312 from lsjwzh/master

add ExpandableStickyListHeaderListView which enable listview to expand/collapse sub items
Merge pull request #316 from greggiacovelli/fix_footer_remove

AddFooter(View, Object, boolean) is updated to add the view to the inter...
Create pom.xml

Created pom.xml
Merge pull request #319 from toadeh/master

Create pom.xml
Merge branch 'master' of https://github.com/emilsjolander/StickyListHeaders
Bump version
Merge pull request #3 from emilsjolander/master

Merge branch 'master' of https://github.com/emilsjolander/StickyListHeaders