Fix SQL Injection Vulnerability
Merge pull request #149 from KyraD/patch-7

Fix SQL Injection Vulnerability

Further differences in KyraD's merges and apmuthu's commit at https://github.com/apmuthu/simpleinvoices/commit/452890c38dc449c7efc5aae610b29620825ce7ec and https://github.com/apmuthu/simpleinvoices/commit/ae00ec3b16c9ba7cd93072c6b55460dabbdd8e8e will need to be resolved separately.