Merge branch 'master' into branch_lin
Merge branch 'master' into branch_lin
Merge branch 'master' into branch_lin
Merge branch 'master' into branch_lin
Merge pull request #31 from g2-aj/branch_alshahna

testing clerk transactions -- add borrower, fixed small bugs
Finished librarian function
Merge branch 'master' into branch_lin
Manual Merge
Merge pull request #32 from g2-aj/branch_lin

Branch lin
Merge pull request #33 from g2-aj/branch_alshahna

tested Checkout items in clerk, fixed bugs within insert borrowing tuple...
manual merge conflict of main solved for alshahna's use