Change README.md

Merge pull request TileDB-Inc#22 from TileDB-Inc/dev

Metadata bug fix and minor additions to the C API

Merge pull request TileDB-Inc#9 from TileDB-Inc/dev

Release 0.6.0

Merge pull request TileDB-Inc#63 from Intel-HLS/dev

Metadata bug fix

Merge pull request TileDB-Inc#61 from Intel-HLS/dev

Now TileDB builds with cmake

Merge pull request TileDB-Inc#58 from Intel-HLS/dev

Version 0.5.0

Merge pull request TileDB-Inc#55 from Intel-HLS/dev

Version 0.4.0

Merge pull request TileDB-Inc#51 from Intel-HLS/dev

New C APIs, bug fixes, minor fixes, and error messages

Merge pull request TileDB-Inc#48 from Intel-HLS/dev

Changing the version number

Merge pull request TileDB-Inc#41 from Intel-HLS/dev

Bug Fixes