GH-14 Failed to read input stream

[anderseknert]

Fix bug in directory creation logic and split the nested try-catch statements into separate ones for more granular error messages.

Fixes #14

[codecov]

Codecov Report

Merging #17 into master will increase coverage by 5.65%.
The diff coverage is 52.38%.

@@             Coverage Diff              @@
##             master      #17      +/-   ##
============================================
+ Coverage     76.25%   81.91%   +5.65%     
- Complexity       49       60      +11     
============================================
  Files            10       10              
  Lines           278      282       +4     
  Branches         15       15              
============================================
+ Hits            212      231      +19     
+ Misses           59       44      -15     
  Partials          7        7              

Impacted Files	Coverage Δ	Complexity Δ
src/main/java/com/bisnode/opa/TestRegoTask.java	78.72% <52.38%> (-2.68%)	7.00 <0.00> (ø)
.../opa/configuration/DefaultOpaPluginConvention.java	100.00% <0.00%> (+47.05%)	9.00% <0.00%> (+5.00%)
...ode/opa/configuration/DefaultOpaConfiguration.java	100.00% <0.00%> (+75.00%)	7.00% <0.00%> (+6.00%)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 5d4341b...4c8bd02. Read the comment docs.