using goxx and embedded C++ files
cgoflags: take flags from Makefile
build: use Makefile
cgoflags: take flags from Makefile
Makefile: correctly pick up Reflex, Cintex and CPPFLAGS
doc: migrate to go-hep/croot
all: migrate to go-hep/croot
all: fixed tests.  use reflect instead of ffi. fixed slices (sort of).
all: first stab at TLeaf{I,D,F} + more golangish API
leaf: more meat to TLeaf{I,D,F}
build: add goxx as a dep
test: migrate to new croot.OpenFile API
croot: wrap TBranch::GetObject
cxx-croot: reorganize headers
better branch handling
rename go-croot-reader into go-croot-gen-datareader
go-croot-ls: simple app to dump the summary of a tree from command line
build: also build commands
gen-datareader: generate properly fmt'd go code
cosmetics