[feature]:issue15 - add try-catch for run migrations

[EvgenyBarinov]

Fix for issue15

[wolfy-j]

Any tests for it?

[EvgenyBarinov]

Tests were modified.
Error patterns were used from PR12 thanks for @aywan .

[codecov]

Codecov Report

Merging #16 into master will increase coverage by 0.02%.
The diff coverage is 100.00%.

@@             Coverage Diff              @@
##             master      #16      +/-   ##
============================================
+ Coverage     98.16%   98.18%   +0.02%     
- Complexity      232      233       +1     
============================================
  Files            29       29              
  Lines           763      772       +9     
============================================
+ Hits            749      758       +9     
  Misses           14       14              

Impacted Files	Coverage Δ	Complexity Δ
src/Migrator.php	97.43% <100.00%> (+0.33%)	25.00 <0.00> (+1.00)

---

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 79368bc...7a47497. Read the comment docs.