Added first-pass at multi-part uploading
Further work on multipart supprt - added list_multipart_uploads
Added specs and changed complete_multipart return
Bugfixes: (1) Use 'NextToken' attribute in API call and (2) include the next token in the result so that it can be used in follow-up calls to list_domains/1 for situations where there are more than 100 domains.
Merge pull request #54 from locojay/master

generate link for s3 key's with spaces
Merge pull request #52 from cobusc/master

Bugfixes: (1) Use 'NextToken' attribute in API call and (2) include the ...
erlcloud_s3:get_object/4 is now exported
Merge pull request #56 from project-fifo/export-get_object-4

erlcloud_s3:get_object/4 is now exported
Update for R16 crypto changes.
Metadata should use head not get
Merge pull request #57 from project-fifo/r16

Update for R16 crypto changes.
Merge pull request #58 from project-fifo/s3-metadata

Metadata should use head not get
Merge pull request #43 from srstrong/master

Basic multipart upload support
Fix indentation to be similar to the code around it
placement group support for EC2 instances
fix: dynamic R15 / R16 crypto compatibility adjustment
Merge pull request #61 from fogfish/master

Support Placement.GroupName
support VPC intsnaces
fix on placement group parameter
VPC security group fix