pinentry: Fix QA error

This fixes: WARNING: QA Issue: pinentry rdepends on libcap, but it isn't a build dependency? [build-deps]

Also add pkgconfig support.

Signed-off-by: Armin Kuster <akuster808@gmail.com>
samhain: arm build failure

| x_sh_error.c: In function 'sh_error_string':
| x_sh_error.c:1580:31: error: incompatible type for argument 1 of 'memmove'
|  #define VA_COPY(ap1, ap2)     memmove ((ap1), (ap2), sizeof (va_list))
|                                ^
| x_sh_error.c:1720:14: note: in expansion of macro 'VA_COPY'
|        /*@i@*/VA_COPY(vl2, vl);
|               ^

this patch fixes the arm build failure.

Signed-off-by: Armin Kuster <akuster808@gmail.com>
nmap: build QA Warnings

WARNING: QA Issue: nmap rdepends on libcrypto, but it isn't a build dependency? [build-deps]
WARNING: QA Issue: nmap rdepends on libssl, but it isn't a build dependency? [build-deps]

This fixes the above QA warnings.

Signed-off-by: Armin Kuster <akuster808@gmail.com>
v2] nmap: use pkgconfig and reorg

Added pkgconfig support
Since most binaries provided by nmap can be excluded via configure
  manage via pkgconfig
Aligned python packages with binaries so nmap-python is no longer needed

V2: Missed some options in EXTRA_OECONF changes

Signed-off-by: Armin Kuster <akuster808@gmail.com>
nmap: Add gui support

Add zenmap to work with gtk+/x11

Signed-off-by: Armin Kuster <akuster808@gmail.com>