Class com.google.common.base.Ascii

Added Methods
boolean equalsIgnoreCase(CharSequence, CharSequence)	Indicates whether the contents of the given character sequences {@code s1} and {@code s2} are equal, ignoring the case of any ASCII alphabetic characters between {@code 'a'} and {@code 'z'} or {@code 'A'} and {@code 'Z'} inclusive.
String truncate(CharSequence, int, String)	Truncates the given character sequence to the given maximum length.