Merge pull request #1 from d2rk/krasin

Add config for travis-ci.
Update paths: github.com/krasin -> github.com/samofly
Fix branch name: krasin -> samofly
Add travis_retry to fix network timeout problems.
Fix path to arm build, avoid opt directory. Download and unpack arm from the same tmp directory.
CI still cannot find arm-none-eabi-as. Replace curl with wget and remove pipes. Exit if arm-none-eabi-as cannot be found.
Add all required pathes manually in install block and debug PATH value.
Copy all required executables manually to the /usr/bin/.
Move commands from install to script section respectively. Remove LLVM installation for now. This build will fail.
Cannot execute arm-none-eabi- but it's there.
Cleanup CI script. Remove qemu and LLVM. Test arm-none-eabi- executables.
Use binary path to arm build from buildbot. Copy content directly to /usr directory.
Fix address typo.
Travis CI switched over to 64-bit virtual machines. Try to install required libs.
Fix ia32-libs dependency.
Be verbose.
Let worker know about i386 arch.
Finally it works. Cleanup the script and put back qemu and llvm.
Put back travis_retry.
Print logs once testing has been done. [ci skip]