Merge pull request xmos#75 from xmos/release/v6.1.0

Merge release/v6.1.0 into master

Merge pull request xmos#62 from xmos/release/v6.0.1

Merge release/v6.0.1 into master

Duplicate of v3.1.4 release + infrastructure updates

Fixes an infrastructure issue with building docs

Merge pull request xmos#54 from oscarbailey-xmos/patch-1

Remove upstream triggers

Merge pull request xmos#52 from xmos/develop

Develop

Merge pull request xmos#39 from xmos/xross-patch-3

Mask off all but lowest bit of SDA port sample

Updated copyrights

Merge pull request xmos#26 from pthedinger/master

Update copyright dates for source check.

Merge pull request xmos#25 from pthedinger/doc_fix

Fix indentation

Update copyright dates