Homogenize required Flask version

Author: Robin Peters

requirements.txt

@@ -1 +1 @@
-Flask==0.12.2
+Flask>=0.10.1

setup.py

@@ -18,7 +18,7 @@
     author_email='[email protected]',
     packages=find_packages(),
     install_requires=[
-        'Flask==0.10.1'
+        'Flask>=0.10.1'
     ],
     keywords='HTTP Server-Timing for Python Flask',
     url='https://github.com/PammyS/server-timing-profiler',
@@ -32,4 +32,4 @@
     classifiers=[
         'Programming Language :: Python :: 2.7',
     ],
-)
+)