issue with 'anyOf' in Examples/swagger-spec/petstore-with-external-docs

[senechko]

from this commit:
e58584c

getting warnings:

php bin/swagger Examples/swagger-spec/petstore-with-external-docs/ -o petstore.json

Swagger-PHP 2.0.6
-----------------
[INFO] Unexpected field "a" for @SWG\Definition(), expecting "definition", "ref", "title", "description", "maxProperties", "minProperties", "required", "properties", "type", "format", "items", "collectionFormat", "default", "maximum", "exclusiveMaximum", "minimum", "exclusiveMinimum", "maxLength", "minLength", "pattern", "maxItems", "minItems", "uniqueItems", "enum", "multipleOf", "discriminator", "readOnly", "xml", "externalDocs", "example", "allOf", "additionalProperties", "x" in \PetWithDocsController->addPet() in Examples/swagger-spec/petstore-with-external-docs/\controllers\PetWithDocsController.php on line 9

[INFO] Unexpected field "l" for @SWG\Definition(), expecting "definition", "ref", "title", "description", "maxProperties", "minProperties", "required", "properties", "type", "format", "items", "collectionFormat", "default", "maximum", "exclusiveMaximum", "minimum", "exclusiveMinimum", "maxLength", "minLength", "pattern", "maxItems", "minItems", "uniqueItems", "enum", "multipleOf", "discriminator", "readOnly", "xml", "externalDocs", "example", "allOf", "additionalProperties", "x", "a" in \PetWithDocsController->addPet() in Examples/swagger-spec/petstore-with-external-docs/\controllers\PetWithDocsController.php on line 9

    get /pets
   post /pets
    get /pets/{id}
 delete /pets/{id}
-----------------------
4 operations documented
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[NOTICE] Undefined index: a in C:\temp\swagger-php\src\Annotations\AbstractAnnotation.php on line 249
[NOTICE] Undefined index: l in C:\temp\swagger-php\src\Annotations\AbstractAnnotation.php on line 249
Written to C:\temp\swagger-php\petstore.json

cc: @bfanger

[bfanger]

I didn't test the patch in PHP < 7. Travis-CI caught the bug but email notifications where turned off 😓. Thanks for reporting the issue 👍