[seL4] Announcing new releases: seL4-11.0.0, camkes-3.8.0, CapDL-0.1.0,

Announcing the releases of seL4, CAmkES, CapDL and updates of other supporting projects. **Note that this announcement refers to a series of release commits that occurred on 19-Nov-2019.** See below for links to release notes. In addition there are new ways to discuss seL4 and trustworthy systems: - seL4 Discourse at <https://sel4.discourse.group>, a forum for attempting to build up an seL4 knowledge base. - seL4 Mattermost at <https://mattermost.ts.data61.csiro.au/sel4-external/> for online messaging. (Signup link can be found on seL4 Discourse:<https://sel4.discourse.group/t/sel4-mattermost-sign-up-link/125> with a valid account). - seL4 RFCs at <https://sel4.atlassian.net/projects/RFC> for open discussion about major changes to the seL4 ecosystem. For more information see: <https://docs.sel4.systems/processes/#contact> Versioned Releases * seL4 11.0.0: The seL4 microkernel <https://docs.sel4.systems/releases/sel4/11.0.0> * CAmkES camkes-3.8.0: Component Architecture for microkernel-based Embedded Systems <https://docs.sel4.systems/releases/camkes/camkes-3.8.0> * CapDL 0.1.0: Collection of tools for generating, parsing and loading CapDL specifications of systems <https://docs.sel4.systems/releases/capdl/0.1.0> Update notes * seL4 Buildsystem: System configuration and building using mostly CMake <https://docs.sel4.systems/updates/buildsystem/11.0.x.html> * seL4Test: Test suite for seL4 <https://docs.sel4.systems/updates/sel4test/11.0.x.html> * sel4bench: sel4bench contains benchmarking applications and a support library for seL4 <https://docs.sel4.systems/updates/sel4bench/11.0.x.html> * user_libs: Userlevel libraries on seL4 <https://docs.sel4.systems/updates/user_libs/11.0.x.html> * The seL4 Run-time: A minimal runtime for running a C or C-compatible process in a minimal seL4 environment <https://docs.sel4.systems/updates/sel4runtime/11.0.x.html> * Elfloader: For preparing the hardware for seL4 on ARM and RISC-V <https://docs.sel4.systems/updates/elfloader/11.0.x.html> * seL4 tutorials: Collection of tutorials for learning to use seL4 and its ecosystem <https://docs.sel4.systems/updates/sel4-tutorials/camkes-3.8.x.html> * camkes-vm: x86 Virtual Machine build as a CAmkES component <https://docs.sel4.systems/updates/camkes-vm/camkes-3.8.x.html> * camkes-arm-vm: Arm Virtual Machine build as a CAmkES component <https://docs.sel4.systems/updates/camkes-arm-vm/camkes-3.8.x.html> * seL4webserver: A reference for implementing applications on seL4 <https://docs.sel4.systems/updates/sel4webserver/camkes-3.8.x.html> An seL4 discourse version of this email can be found at: <https://sel4.discourse.group/t/19-november-2019/126>