Remove all Raft protocol code

Removed all Raft-related code as it was not working properly:
- Removed VSRaftProtocol.java implementation
- Removed all Raft test files
- Removed Raft example/demo files
- Removed Raft documentation
- Removed Raft simulation files (.dat)
- Removed Raft scripts
- Updated VSRegisteredEvents to remove Raft registration
- Updated SimulationBuilder to remove RAFT constant
- Updated SimulationFactory to remove Raft methods
- Updated SimulationBuilderTest to remove Raft tests
- Updated pom.xml to remove Raft test configurations

The protocol had issues with leader election not completing in GUI mode.

🤖 Generated with Claude Code
https://claude.ai/code

Co-Authored-By: Claude <noreply@anthropic.com>

1 files changed, 0 insertions, 0 deletions

diff --git a/saved-simulations/raft-debug.dat b/saved-simulations/raft-debug.dat
deleted file mode 100644
index 406daf2..0000000
--- a/saved-simulations/raft-debug.dat
+++ /dev/null