make PhoneNumberUtils.compareLoosely use MIN_MATCH of 7 instead of 5.

     * enough for caller ID purposes.

     *

     * - Compares from right to left

     * - requires MIN_MATCH (5) characters to match

     * - requires MIN_MATCH (7) characters to match

     * - handles common trunk prefixes and international prefixes

     *   (basically, everything except the Russian trunk prefix)

     *

        JapanesePhoneNumberFormatter.format(text);

    }

    // Three and four digit phone numbers for either special services

    // or from the network (eg carrier-originated SMS messages) should

    // not match

    static final int MIN_MATCH = 5;

    // Three and four digit phone numbers for either special services,

    // or 3-6 digit addresses from the network (eg carrier-originated SMS messages) should

    // not match.

    //

    // This constant used to be 5, but SMS short codes has increased in length and

    // can be easily 6 digits now days. Most countries have SMS short code length between

    // 3 to 6 digits. The exceptions are

    //

    // Australia: Short codes are six or eight digits in length, starting with the prefix "19"

    //            followed by an additional four or six digits and two.

    // Czech Republic: Codes are seven digits in length for MO and five (not billed) or

    //            eight (billed) for MT direction

    //

    // see http://en.wikipedia.org/wiki/Short_code#Regional_differences for reference

    //

    // However, in order to loose match 650-555-1212 and 555-1212, we need to set the min match

    // to 7.

    static final int MIN_MATCH = 7;

    /**

     * isEmergencyNumber: checks a given number against the list of