String Utilities

Provides an implementation of the following utlility methods for working with std::string.

• to_lowercase
• remove_whitespaces
• split
• is_int32
• is_bool_alpha
• is_24h_time
• is_ipv4_mask
• is_ipv4_address
• is_mac_address
• are_int32_csv
• are_ipv4_mask_csv

Note: The ISO Standard C++ STL doesn't offer the aforementioned APIs.