Tycho build configuration, product and update site

Former-commit-id: 3402c95955794b82d294e3a22331734f3be7e0d7
Initial STPA Xtext language definition and generated UI

Former-commit-id: 93660436c40c28528c80872f68d823e712171f91
Initial intent specification model.

Former-commit-id: e5d059e4225db31798f596704ca858cc1779fcee
Intent model refinement, validation, quick fixes

Former-commit-id: 544af02d3ae3f94e8bf442ac5779413d1d8e70d2
Set build properties to preserve icons

Former-commit-id: 87fc6c53e9b552c9bc0dd9c018a4aff95e89eed6
Initial intent state model plugins

Former-commit-id: 58f4be909719e1c491d3871d26a6120fc19038d7
Intent state language input elaboration

Former-commit-id: c89db3a9fdcc3fe489ec49c7a4675527116f8c3f
sacm icons


Former-commit-id: 97ab0fab3bfc79a7c26170e93209edb8499606fd
Updated wizards and perspectives; regenerated SACM model

Former-commit-id: 61fb40d2069c922204625a861b8b1a1d31cd4a48
Tabbed property sheet layouts for SACM models

Former-commit-id: 81ec77b9e5e550907b1f2f7f5912ae228530f9e9
Tabbed properties for evidence metamodel

Former-commit-id: bcfc673466e74f5569f1a37e1695d6b4fc35a1af
Purged debug message from SACM editor

Former-commit-id: 78329c34963adc34472633996446c2b675c60a31
Second hack for Graphiti on SACM

Former-commit-id: 8acb92fb093ce31090d70ec8ce82eb684c126539
Reworking examples

Former-commit-id: 9ff0ec68245e26cf5d6f0796ad89a85dbdfccdc6
SACM example updates

Former-commit-id: c4138d752db241b443b23165fa75f6a9ff3ff330
Modified tagged value and annotation item providers to show more details
in the property sheets and tree editors.

Former-commit-id: 6dd22f8d0b0ca6bbe50138721370b06e3cf04281
updated ignore


Former-commit-id: 11d59fa352531d4bf194d1bd7f537614419bcf5e