dac/skel: Set par. depth using autotools
dac: Minor refactors
dac/fddc: Don't use variable sized array
Specify C++ standard and link time library
configure: Build with clang++ when available
configure: Remove default CXXFLAGS
dac/skel: Split merge-sort logic into header
dac/skel: Minor readability refactor
dac/skel: Rename 'ArrayType' to 'Type'
dac: Strip "Range" definition into new header
dac: Put range_split() into range header