add common pagination UI components
extract common javascript related to pagination behaviour
add settings for pagination-control specifically for "In Memory Files"
add settings for pagination-control specifically for "Browse FileSystem"
refactor memory.jsp to use common pagination components
add pagination to browse
remove duplicate pagination code
Merge pull request #444 from uronce-cc/paginationAlign

[TACHYON-81][TACHYON-147] add pagination to "Browse FileSystem"
remove deprecated createFile methods
remove deprecated delete() methods
remove deprecated getFileStatus() methods
remove deprecated getFileId() methods
fix unit test
fix unit test
remove Constants.PATH_SEPARATOR, use TachyonURI.SEPARATOR instead.