v0.8.2

Changes

• Use Digest::SHA256 (#55)
• Crystal 1.0.0 (#57)

v0.8.1

• fixes version issues #53

v0.8.0

• Make encoding of uri optional (#48)

v0.7.0

Crystal 0.31.0 support

v0.6.0

Adds

• Allow adding X-Amz-Security-Token to the signing process

Other

• Support Crystal 0.30.0

v0.5.4

• Fixes for Crystal 0.28.0

v0.5.3

Merge pull request #37 from taylorfinnell/changes-for-crystal-0.27.0

Updates for Crystal 0.27.0

v0.5.2

• Crystal 0.25.0

v0.5.1

Merge pull request #35 from taylorfinnell/fix-time-skew-error

Fix time skew error

v0.5.0

• Crystal 0.24.1 support