Every county shall have plenary power and authority to contract and expend public funds for the purchase of one or more policies of public liability insurance, with or without a sharing in the cost thereof by the officers, agents and employees of such county, providing the county and its officers, agents and employees insurance coverage for legal liability of said county and its officers, agents and employees for bodily injury, personal injury or damage (including, but not limited to, false arrest and false imprisonments) and property damage, and affording said county and its officers, agents and employees insurance coverage against any and all legal liability arising from, growing out of, by reason of or in any way connected with, any acts or omissions of said county, or its officers, agents or employees in the performance of their official duties. So long as the coverage aforesaid is obtained and remains in full force and effect as to the law-enforcement officers of a county, the bond specified in section five, article seven, chapter sixty-one of this code shall not be required as to such police officers.