Bump LibExpat sha1

Bump LibExpat sha1
Merge pull request #261 from amitmurthy/patch-1

Bump LibExpat sha1
Bump libCURL sha1

API changed to support more options - specifically headers and output stream.
Merge pull request #262 from amitmurthy/patch-2

Bump libCURL sha1
Fix the use of immutable type for Julia 0.1.2
Merge pull request #263 from diegozea/devel

Fix the use of immutable type for Julia 0.1.2
Bump sha1
Bump sha1
Revert "Bump sha1"

This reverts commit d09c7455c4727c4fd02bd93f4304754432a76ba1.
Revert "Bump sha1"

This reverts commit 7e2eea7f896853bf69689b643371c92ec5dd5cde.
Bump Tk sha1
Merge pull request #265 from ViralBShah/devel

Bump Tk sha1
Bump Cairo sha1
Merge pull request #266 from ViralBShah/devel

Bump Cairo sha1
Bump Tk sha1
Bump Tk sha1
Bump Tk sha1
bump HDFS.jl sha1
modified DFS API
Merge pull request #267 from tanmaykm/devel

bump HDFS.jl sha1
Package Cartesian