[Issue #195][WIP] added rspec gem to gem file
[Issue #195][WIP] used strip to avoid extra spaces in search words
[Issue #195][Issue #187][Issue #74][WIP] added model test cases
[Issue #195][WIP] aligned both spinners on the same level
[Issue #195][WIP] modified arabic translation
[Issue #195][MC] resolved merge conflicts
[Issue #195][WIP] removed intermediate redundant spaces from search keywords
Merge branch 'C4_NourhanMohamed_S12_advanced_search' into word_management_theme