fix unused var warning in bin_elf.c
Add anal.null, a new fallback analysis plugin
Define and use R_NOTNULL in RBinPlugin.load_bytes
Fix pxa trash chars
Fix #1393 and update other pf help messages
Add scr.visual, Fix BinBios section loading (rva issue)
README.md: mention Nintendo DS ROMs
fix r2agent when run without -s
VdS: set flags where the strings are, not at $$
Fix r_file_slurp usage: use ut64 for buffer size
rpnesil.c: replace the masks array by an inline function

This should save around half a kilobyte in exectuable size and may or
may not be more readable.
Fix scr.highlight on !OSX
Fix VV: wheel issue and set scr.highlight via Vdh, V/ or VV/
Do not kept detached to fix 'dcu' on osx/ios
Fixes for 'z' signature matching commands
Increase max function size of 256KB, Handle ^C in z/ and better output
Fix segfault reported in #1447
Fix: typo in b? command
Fix manpages for Void/Net/OpenBSD
More fixups for the manpages