diff --git a/.travis.yml b/.travis.yml
index 78a01ea..973c8f8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,32 +1,31 @@
-# Config file for automatic testing at travis-ci.org
-# This file will be regenerated if you run travis_pypi_setup.py
-
-language: python
-python: 3.5
-
-env:
-  - TOXENV=py35
-  - TOXENV=py34
-  - TOXENV=py33
-  - TOXENV=py27
-  - TOXENV=py26
-  - TOXENV=pypy
-
-# command to install dependencies, e.g. pip install -r requirements.txt --use-mirrors
-install: pip install -U tox
-
-# command to run tests, e.g. python setup.py test
-script: tox -e ${TOXENV}
-
-# After you create the Github repo and add it to Travis, run the
-# travis_pypi_setup.py script to finish PyPI deployment setup
+# This file was autogenerated and will overwrite each time you run travis_pypi_setup.py
+after_success:
+# - travis-sphinx deploy
+- coveralls
 deploy:
-  provider: pypi
+  true:
+    repo: datosgobar/pydatajson
+    tags: true
   distributions: sdist bdist_wheel
-  user: datosgobar
   password:
-    secure: PLEASE_REPLACE_ME
-  on:
-    tags: true
-    repo: datosgobar/pydatajson
-    condition: $TOXENV == py27
+    secure: 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
+  provider: pypi
+  user: datosgobar
+matrix:
+  allow_failures:
+  - python: '2.6'
+  - python: '3.4'
+  - python: pypy
+install:
+- pip install -r requirements.txt
+- pip install -r requirements_dev.txt
+- pip install python-coveralls
+- pip install coveralls
+language: python
+python:
+- '2.7'
+script:
+- nosetests --with-coverage
+# - travis-sphinx --source=docs -n build
+sudo: false
+
diff --git a/Makefile b/Makefile
index f264c84..edeba64 100644
--- a/Makefile
+++ b/Makefile
@@ -51,16 +51,16 @@ lint: ## check style with flake8
 	flake8 pydatajson tests
 
 test: ## run tests quickly with the default Python
-	
+
 		python setup.py test
 
 test-all: ## run tests on every Python version with tox
 	tox
 
 coverage: ## check code coverage quickly with the default Python
-	
+
 		coverage run --source pydatajson setup.py test
-	
+
 		coverage report -m
 		coverage html
 		$(BROWSER) htmlcov/index.html
@@ -94,5 +94,5 @@ register: ## register the package to PyPi
 	python setup.py register
 
 pypi: ## register the package to PyPi get travis ready to deploy to pip
-	python setup.py register
+	twine upload dist/*
 	python travis_pypi_setup.py
diff --git a/README.md b/README.md
index a372c03..15fdb12 100644
--- a/README.md
+++ b/README.md
@@ -26,13 +26,26 @@ Paquete en python con herramientas para generar y validar metadatos de catálogo
 ```python
 from pydatajson import DataJson
 
-dj = DataJson("path/to/data.json")
-validation_result = dj.is_valid_structure()
+dj = DataJson()
+validation_result = dj.is_valid_catalog("path/to/data.json")
 
 print validation_result
 True
 ```
 
+Con ejemplos del repositorio
+
+```python
+validation_result = dj.is_valid_catalog("tests/samples/full_data.json")
+print validation_result
+True
+
+validation_result = dj.is_valid_catalog(
+    "tests/samples/missing_catalog_title_data.json")
+print validation_result
+False
+```
+
 ## Tests
 
 *AYUDA: ¿Cómo correr los tests? ¿Cómo me instalo dependencias para los tests?*
diff --git a/requirements.txt b/requirements.txt
index e69de29..d89304b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -0,0 +1 @@
+jsonschema
diff --git a/requirements_dev.txt b/requirements_dev.txt
index 0fa1113..1db440a 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -9,4 +9,5 @@ Sphinx==1.4.8
 cryptography==1.4
 PyYAML==3.11
 nose
-recommonmark==0.5.4
+recommonmark
+twine
diff --git a/setup.py b/setup.py
index 985faf5..a2682b8 100644
--- a/setup.py
+++ b/setup.py
@@ -17,7 +17,7 @@
 
 setup(
     name='pydatajson',
-    version='0.1.0',
+    version='0.0.8',
     description="Paquete en python con herramientas para generar y validar metadatos de catálogos de datos en formato data.json.",
     long_description=readme + '\n\n' + history,
     author="Datos Argentina",
@@ -39,12 +39,7 @@
         'License :: OSI Approved :: MIT License',
         'Natural Language :: English',
         "Programming Language :: Python :: 2",
-        'Programming Language :: Python :: 2.6',
         'Programming Language :: Python :: 2.7',
-        'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.3',
-        'Programming Language :: Python :: 3.4',
-        'Programming Language :: Python :: 3.5',
     ],
     test_suite='tests',
     tests_require=test_requirements