Update to latest OpenSSL 1.0.1j.
Android Lollipop compatibility.
Target Android 4.1+, building PIE executables.
Fixes #26.
Start tincd inside sub-shell to switch selinux context to "u:r:init_shell:s0". Fixes #26.
Merge commit 'bb562d8077d0dac746c16e3826a5cf88eee59c9f' into lollipop

corrected shell execution ("-c" option / space was missing)
tested on Nexus 4 - lollipop 5.0