Added keyword configuration for keywords used in SPE9 example.
Two new keywords: RVVD and TOPS
Merge pull request #154 from osae/new_keyword

Two new keywords: RVVD and TOPS
Added functionality in Completion class to adjust I and J to wellHead value if they have been defaulted (i.e. have value -1). This is unfortunate because we loose quite a lot of const correctness.
Merge pull request #153 from joakim-hove/SPE9-keywords

Spe9 fix