Fix read out-of-bounds when accumulating escape sequence (#72)

- Closes #68

Let glColorTableEXT allocate placeholder VRAM (#64)

libnds v2.0.0

remove old travis CI

fix warnings in arm7 readUserSettings

Remove __packed__ attribute from header structs (#46)

Co-authored-by: Michael "Chishm" Chisholm <chishm@chishm.com>
Co-authored-by: Dave Murphy <WinterMute@users.noreply.github.com>

next release is 1.8.0

next release is 1.8.0

using Doxyfile instead of libnds.dox

next release is 1.7.2