Support Julia options

[tkf]

This PR adds support for a subset of Julia's CLI options. In particular, it supports --compiled_modules=no which can be used to workaround the precompilation issue.

TODO:

• rebase after Refactoring #235

[coveralls]

Pull Request Test Coverage Report for Build 584

• 108 of 147 (73.47%) changed or added relevant lines in 2 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage decreased (-0.5%) to 75.0%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
julia/options.py	85	102	83.33%
julia/core.py	23	45	51.11%

Totals
Change from base Build 578:	-0.5%
Covered Lines:	756
Relevant Lines:	1008

---

💛 - Coveralls

[coveralls]

Pull Request Test Coverage Report for Build 550

• 168 of 229 (73.36%) changed or added relevant lines in 2 files are covered.
• 4 unchanged lines in 1 file lost coverage.
• Overall coverage decreased (-1.5%) to 73.872%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
julia/with_rebuilt.py	1	4	25.0%
julia/core.py	167	225	74.22%

Files with Coverage Reduction	New Missed Lines	%
julia/core.py	4	77.62%

Totals
Change from base Build 546:	-1.5%
Covered Lines:	704
Relevant Lines:	953

---

💛 - Coveralls