Feature: included pcor decomposition natively in cobra

[codecov[bot]]

Codecov Report

Attention: 25 lines in your changes are missing coverage. Please review.

Comparison is base (ed3439f) 40.76% compared to head (390ec35) 40.56%. Report is 5 commits behind head on devel.

:exclamation: Current head 390ec35 differs from pull request most recent head 894ba78. Consider uploading reports for the commit 894ba78 to get more accurate results

Additional details and impacted files

```diff @@ Coverage Diff @@ ## devel #299 +/- ## ========================================== - Coverage 40.76% 40.56% -0.21% ========================================== Files 23 23 Lines 2838 2852 +14 ========================================== Hits 1157 1157 - Misses 1681 1695 +14 ``` | [Files](https://app.codecov.io/gh/netZoo/netZooR/pull/299?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=netZoo) | Coverage Δ | | |---|---|---| | [R/COBRA.R](https://app.codecov.io/gh/netZoo/netZooR/pull/299?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=netZoo#diff-Ui9DT0JSQS5S) | `0.00% <0.00%> (ø)` | |

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[marouenbg]

Nice job @soelmicheletti, can you rename pcor to pcorsh?