v0.0.16

Notable changes:

• Denormalize the serving table format
• xrefs.Decorations: only return Reference targets in DecorationsReply.Nodes
• Use proto3 JSON mapping for web requests: https://developers.google.com/protocol-buffers/docs/proto3#json
• Java indexer: report error when indexing from compilation's source root
• Consistently use corpus root relative paths in filetree API
• Java, C++ indexer: ensure file node VNames to be schema compliant
• Schema: File nodes should no longer have the language VName field set

Notable additions:

• Java indexer: emit (possibly multi-line) snippets over entire surrounding statement
• Java indexer: emit class node for static imports

Notable fixes:

• Java extractor: correctly parse @file arguments using javac CommandLine parser
• Java extractor: correctly parse/load -processor classes
• xrefs.Edges: correctly return empty page_token on last page (when filtering by edge kinds)