Add more pointers to having to add country codes.
Merge pull request #175 from gerard-leijdekkers/dutch_service_numbers_fix

dutch service numbers are followed by 7 digits
2.2.15
Added specs with my proposed splitting

Should look into official government site about it: http://www.minetur.gob.es/telecomunicaciones/es-es/servicios/numeracion/paginas/plan.aspx

Example for landline can be seen in the footer on official pages like http://www.exteriores.gob.es/
Remove Spain :local specs for now
Format Spanish numbers
Added government URL for spanish numbers
Fix several Austrian numbers

1 (Vienna) phone numbers can be from 4-13 digits long (including local
code)

Examples:
- +43-1-515180
http://www.marriott.com/hotels/travel/vieat-vienna-marriott-hotel/
- +43 (1) 727 27-0 http://www.austria-trend.at/hotel-messe-wien/en/

681 and 699 mobile phone numbers are 8 digits long (excluding prefix)

Examples:
- +43 699 1196 1457 http://www.ecomal.com/en/contact/austria/
- Other numbers reported to our DNSimple customer care

688 mobile phone numbers are 7 digits long (excluding prefix)

Examples:
- +43 688 930 7 572 http://www.mhdrinks.com/index.php/ct-menu-item-3
- Other numbers reported to our DNSimple customer care
Merge pull request #176 from apalancat/spain-is-different

Spain number formatting
Merge pull request #177 from aetrion/bugfix-austria

Fix several Austrian numbers
2.2.16
All 3-- numbers in Italy are mobile.
Improved vietnamese support for landlines and mobile
Add additional spec for Italian mobile phones.
fixed issue with returning '0' as a number when a not valid nomber with reserved +0 code provided
fixed issue #164 about Ukrainian cell numbers
Support optional trunk number on vietnamese mobile numbers
Merge pull request #179 from theoretick/improved-vietnamese-support

Improved vietnamese support for landlines and mobile
Merge pull request #178 from jcoleman/fix-italian-mobile-phones

All 3-- numbers in Italy are mobile.
Merge pull request #180 from rrott/master

Changes to avoid issues with normalizing a phone number started with reserved +0 country code.