initial prototype for plotting parser data in plot.parser.R
added 3 token types: unary +/- (UPLUS/UMINUS), `]]' (RBB)
recognize RBB (`]]') as a whole token
minor editing
fixed: if statement within `[[...]]'
added translation for RBB (']]') for error message
fixed an upstream bug which produces empty terminal tokens
Revert "fixed an upstream bug which produces empty terminal tokens"

This reverts commit 1f32e2a55246299b401d9127d129852e9a97a42a.
refix the upstream extra empty terminal symbol bug
The bug fix made by Duncan Murdoch is cleaner
merged pull request #3.
fixes issue #2.
Corrected debug stderr bug that prevents passing cran checks.
Merge branch 'master' of github.com:halpo/parser
Transition to Roxygen style documentation.
Moved grammar_symbols to data/grammar_symbols.rda  Fixes issue #1
Moved grammar_symbol creation to inst/grammar/grammar_symbols.R
Introduced grammar.mk a makefile for recreating src/gram.o
inst/grammar/gram.ouput and data/grammar_symbols.rda
updated NEWS with changes
Version Bump
Merged changes given by Brian Ripley for compiling for R-2.16.0
Updates for building new version without warnings.
Converted to loadModule for loading to avoid build warning.

Signed-off-by: Andrew Redd <amredd@gmail.com>
fix for documentation warnings.
ignore .Rproj files.
Version 0.1 released to CRAN.