updated Project.toml and added more functions for StrFs

[xiaodaigh]

No description provided.

[codecov]

Codecov Report

Merging #6 into master will decrease coverage by 4.47%.
The diff coverage is 0%.

@@            Coverage Diff             @@
##           master       #6      +/-   ##
==========================================
- Coverage   71.66%   67.18%   -4.48%     
==========================================
  Files           1        1              
  Lines          60       64       +4     
==========================================
  Hits           43       43              
- Misses         17       21       +4

Impacted Files	Coverage Δ
src/StrFs.jl	67.18% <0%> (-4.48%)	⬇️

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[xgdgsc]

Oh. Thanks! This is what I need!

[tpapp]

Sorry, I somehow missed this. Would be happy to merge something like this, but please include tests.