Merge pull request #166 from pmienk/version2

Alter run-tests.sh script wrapper.
Ignore bx binary.
Whitespace.
Set up data for bash-completion (cherry picked from @swansontec).
Generated code for bash-completion, based on @swansontec impl.
Disable unreliable/unnecessary test condition.
Cosmetic.
Quote conditional package check (bash-completion).
Remove dead code.
Fix up prefix-built boost and gmp discovery.
Fix typo.
Remove obsoleted commands from completion script.
Merge pull request #165 from evoskuil/version2

Bash-completion, based on @swansontec implementation.
Update bash-completion script generation to match output.
Merge pull request #168 from evoskuil/version2

Update bash-completion script generation to match output.
Suppress folder exists warnings.
Remove redundant build comments.
Whitespace.
Comment and whitespace.
Factor GSL template into one template per generated file.