Update installOpenCV-4-on-Ubuntu-18-04.sh#621
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hbzjt2012 wants to merge 1 commit intospmallick:masterfrom
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Update installOpenCV-4-on-Ubuntu-18-04.sh#621hbzjt2012 wants to merge 1 commit intospmallick:masterfrom
hbzjt2012 wants to merge 1 commit intospmallick:masterfrom