Implemented Sales Report

[gbenziv]

Closes #232

• Sales report table
• Improved date-time comparator
• Fixed alignment in Log Client

Pull Request Checklist

• [x] I have ensured that my commit message contains the Issue ID.
• [x] I have ensured that my commit message contains the feature/bugfix description.
• [ ] I have updated the documentation accordingly.
• [x] I have ensured my code follows the coding guidelines.
• [x] I have ran lint in my code locally prior to submission.
• [x] I have built my changes in local successfully.
• [ ] I have added tests to cover my changes.
• [x] All new and existing tests passed.

[codecov[bot]]

Codecov Report

Merging #236 (140a322) into master (ea58375) will increase coverage by 0.79%. The diff coverage is 90.81%.

@@            Coverage Diff             @@
##           master     #236      +/-   ##
==========================================
+ Coverage   94.10%   94.89%   +0.79%     
==========================================
  Files          63       65       +2     
  Lines        1153     1234      +81     
==========================================
+ Hits         1085     1171      +86     
+ Misses         68       63       -5     

Impacted Files	Coverage Δ
core/domain/accounting/accountingcontroller.hpp	100.00% <ø> (ø)
...re/domain/accounting/interface/accountingiface.hpp	100.00% <ø> (ø)
core/domain/dashboard/dashboardcontroller.cpp	89.47% <ø> (ø)
core/domain/employeemgmt/employeecontroller.cpp	95.95% <ø> (ø)
core/domain/pos/salecomputer.cpp	100.00% <ø> (ø)
core/domain/unittest/test_customermgmt.cpp	100.00% <ø> (ø)
core/domain/userlogin/logincontroller.cpp	92.68% <ø> (ø)
core/validator/personvalidator.hpp	100.00% <ø> (ø)
utility/datetime/datetime.hpp	100.00% <ø> (ø)
utility/generalutils.hpp	100.00% <ø> (ø)
... and 11 more

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