Little improvement of user interface in androidmenu.sh.
Merge branch 'development' of https://github.com/offensive-security/kali-nethunter into development

Dec.4th Update
Fatal: Wrong address in copying flash files.
Fatal: Zip installation failed due to a line with unknown function. (Require a discussion)
Fixed tar error
Changes (See Description)

Fixed unmount issue that would cause builds to fail
Fixed the kernel build scripts. LOCALGIT and FROZENKERNEL variable if
statements need to be in double brackets.
Chnages (See Description)

Kernel export now checks for file instead of directory (oops)
Kernel filename differentiates between build versions
Re-arranged builddeps function and fixed the if test.
Removed unneeded code
Moved gut pull code back.
Merge pull request #120 from Gh0u1L5/development

A few fatal errors discovered during installation.