Add Estonian provider docs

docs/locales/et_EE.md

@@ -0,0 +1,53 @@
+# Estonian (Estonia)
+
+### `Faker\Provider\et_EE\Address`
+
+```php
+echo $faker->state()              // 'Hiiumaa'
+echo $faker->buildingNumber()     // '12c'
+echo $faker->city()               // 'Tartu'
+echo $faker->streetName()         // 'Vabaduse puiestee'
+echo $faker->streetAddress()      // 'Hommiku 2/5'
+echo $faker->postcode()           // '12345'
+echo $faker->address()            // 'Tatari tänav 69a 00679 Võrumaa'
+echo $faker->country()            // 'Soome'
+```
+
+### `Faker\Provider\et_EE\Payment`
+
+```php
+// Generates a random bank account number
+echo $faker->bankAccountNumber(); // "EE8350799879879616"
+```
+
+### `Faker\Provider\et_EE\Person`
+
+```php
+// Generates a valid Finnish personal identity number (in Estonian - Isikukood)
+echo $faker->personalIdentityNumber() // '39306027445'
+
+// Since the numbers are different for male and female persons, optionally you can specify gender.
+echo $faker->personalIdentityNumber(\DateTime::createFromFormat('Y-m-d', '2015-12-14'), 'female') // '61512147137'
+```
+
+### `Faker\Provider\et_EE\Company`
+
+```php
+// Generates a random Estonian business name
+echo $faker->company() // 'Kirsipuu Tsement OÜ'
+
+// Generates an Estonian business registration code (in Estonian - Registrikood)
+echo $faker->registrationCode() // '86864589'
+
+// Generates an Estonian business VAT number (in Estonian - Käibemaksukohustuslasena registreerimise number)
+echo $faker->vat() // 'EE719175530'
+
+// Generates a random company suffix
+echo $faker->companySuffix(); // "OÜ"
+
+// Generates a random catchphrase
+echo $faker->catchPhrase(); // "Iseseisev kohalik analüüs"
+
+// Generates random bs
+echo $faker->bs(); // "e-äri dünaamiline võrdlus"
+```