Modify find command implementation

[pr4aveen]

Closes #54

[codecov-io]

Codecov Report

Merging #55 into master will decrease coverage by 0.26%.
The diff coverage is 79.16%.

@@             Coverage Diff              @@
##             master      #55      +/-   ##
============================================
- Coverage     72.50%   72.23%   -0.27%     
+ Complexity      590      589       -1     
============================================
  Files            99      100       +1     
  Lines          1822     1826       +4     
  Branches        194      195       +1     
============================================
- Hits           1321     1319       -2     
- Misses          427      430       +3     
- Partials         74       77       +3     

Impacted Files	Coverage Δ	Complexity Δ
...ava/seedu/momentum/logic/commands/FindCommand.java	100.00% <ø> (ø)	7.00 <0.00> (ø)
...t/predicates/TagListContainsKeywordsPredicate.java	83.33% <71.42%> (-11.12%)	10.00 <2.00> (-1.00)
...edicates/DescriptionContainsKeywordsPredicate.java	75.00% <75.00%> (-15.91%)	8.00 <4.00> (-1.00)
...ject/predicates/NameContainsKeywordsPredicate.java	75.00% <75.00%> (-15.91%)	8.00 <4.00> (-1.00)
...seedu/momentum/logic/parser/FindCommandParser.java	70.00% <81.81%> (ø)	11.00 <3.00> (+1.00)
...du/momentum/model/project/predicates/FindType.java	100.00% <100.00%> (ø)	1.00 <1.00> (?)
...um/logic/statistic/PeriodicTotalTimeStatistic.java	74.41% <0.00%> (-0.59%)	8.00% <0.00%> (ø%)

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[kkangs0226]

LGTM!