Support for canceling query execution on KeyboardInterrupt

[laughingman7743]

fix: #28 #31

[codecov]

Codecov Report

Merging #150 into master will decrease coverage by 0.33%.
The diff coverage is 53.84%.

@@            Coverage Diff             @@
##           master     #150      +/-   ##
==========================================
- Coverage   92.81%   92.47%   -0.34%     
==========================================
  Files          14       14              
  Lines        1503     1515      +12     
==========================================
+ Hits         1395     1401       +6     
- Misses        108      114       +6     

Impacted Files	Coverage Δ
pyathena/async_cursor.py	100.00% <ø> (ø)
pyathena/async_pandas_cursor.py	100.00% <ø> (ø)
pyathena/cursor.py	100.00% <ø> (ø)
pyathena/pandas_cursor.py	100.00% <ø> (ø)
pyathena/common.py	87.42% <50.00%> (-3.12%)	⬇️
pyathena/connection.py	89.41% <100.00%> (+0.12%)	⬆️

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