Fixed version info in header comment.

The header comment incorrectly referred to the current state as v1.0,
whereas it should have been v0.1. This has now been corrected.
Fixed version info in header comment.

The header comment incorrectly referred to v1.0, whereas it should have
been v0.1. This has now been fixed.
Fixed version info in header comment.

The header comment incorrectly referred to v1.0, whereas it should have
been v0.1. This has now been fixed.
Fixed version info in header comments.

The header comments incorrectly referred to v1.0, whereas the current
version is v0.1. This has now been fixed in all the files.
Merge branch 'feature-consts' into develop
Merge branch 'feature-ifaces' into develop
Merge branch 'feature-types' into develop
Merge branch 'topic-testing' into develop