Continue discovery on connect errors (fixes #324)

Continues trying to connect to the discovery server at regular intervals despite
failure. Whether or not to retry and retry interval should be specified in
configuration (not currently in this fix).
incomingIndexes should not be a package variable (fixes #344)
Revert "Add temporary debug logging for #344 (revert later)"

This reverts commit 5353659f9fcb840142ba4c8d83f48654d43d4bdc.
Tests to clarify glob patterns
Refactor and improve integration tests
Move .stversions to repo root only (fixes #364)
go vet is a test step
Temporarily remove solaris build
Portable new line converter
Don't go-install genxdr
Deprecate scanner.Block & File
Copyright wording
Fix XDR handling of int16
Slightly clean up XDR generator
Regenerate XDR
New port number for new format global discovery
Tests for previous commit
Basic events interface
stevents: Print raw JSON
Upgrade from within GUI (fixes #190)