fixed a bug in r_str_replace
Documents asm.lineswidth and fix a typo
Fix #183 - pif doesn't stop at function's end
Fix #177 - Tab-completion chomps previous text

- Optimize autocompletion by not using the heap
Draw pK one line above as a workaround for #192
Fix colors issue
Show error when trying to interpret an unexistent file
Do not try to open empty project files
Show dec in ?? and fix return value reset
Fix #190 - Ctrl+L doesn't work well
Add r_cons_canvas api and fix #192(pK output)
Do not show ; -- after rets in disasm
Fix some warns and enhace GIT_TAP in makefiles
Update sdb and fix android build
Disable utf8 on w32 console, refix visual 'C' toggle-color key

- Update sdb and make rules.mk less strict
Fix autocompletion issue.

The issue will prompt wrong autocompletion prompt.
Fix prompt only the minimum common string from available
autocompletion strings.
Fix shlr/sdb build for sys/android
mrproper on sys/mingw
Fix Vc conflict with colors
Simplify shlr build and some w32 fixes