Fix issue #138 (Pageable unit tests failing on Chrome / Mac OS X)
remove unused dojo/lang dependency
Fix list/List doc
Improve LinearLayout usability:
 - Children automatically set to position relative to allow sub-children absolute positioning (percentages)
 - Sub-children with height 100% automatically set to position absolute
LinearLayout CSS tweaking
LinearLayout: subchildren must specify position:absolute if size expressed in % or top/left/right/bottom