Remove SubversionScc / AnkhSVN info from solutions

[304NotModified]

Git only now

[codecov-io]

Current coverage is 74.46%

Merging #1254 into master will decrease coverage by -0.05% as of 297be23

@@            master   #1254   diff @@
======================================
  Files          267     267       
  Stmts        15392   15392       
  Branches      1614    1614       
  Methods          0       0       
======================================
- Hit          11469   11461     -8
+ Partial        382     381     -1
- Missed        3541    3550     +9

Review entire Coverage Diff as of 297be23

---

Uncovered Suggestions

1. +0.10% via ...gingConfiguration.cs#282...295
2. +0.10% via ...gingConfiguration.cs#248...261
3. +0.09% via ...argets/FileTarget.cs#1704...1716
4. See 7 more...

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