Bump libCURL sha1

Renamed _async versions as _nb (non-blocking) versions
Regular APIs support nb(non-blocking) flag
Shortened keyword argument names
Folded file upload ( "_file" versions) functionality into regular APIs
Merge pull request #238 from amitmurthy/patch-1

Bump libCURL sha1
Faster load of translate and change of deprecated functions of Julia 0.2
Update for Julia 0.1.3
Merge pull request #240 from diegozea/patch-5

BioSeq: Update for Julia 0.1.3
Merge pull request #239 from diegozea/patch-4

BioSeq: Faster load of translate and change of deprecated functions of Julia 0.2
Update DataFrames to 0.2.1, point to latest commit.
Merge pull request #241 from kmsquire/devel

Update DataFrames to 0.2.1, point to latest commit.