Is Barack Obama an imperial president?

Is Barack Obama an imperial president?
"We've got this Constitution, we've got this whole thing about separation of powers," Obama continued. "So there is no shortcut to politics, and there's no shortcut to democracy." The reality isn't so simple. Obama, a former constitutional law lecturer, was once skeptical of the aggressive use of presidential power. During the 2008 campaign, he accused President George W. Bush of regularly circumventing Congress.


State of the Union 2014: Obama calls for ‘year of action’
President Barack Obama outlined plans Tuesday to make 2014 his year of action — using his executive authorities wherever possible while encouraging Congress to go even further. Obama took on a more pragmatic tone than in previous State of the Union addresses, acknowledging that getting his agenda past House Republicans was unlikely and therefore he would use his power to do what he can on his own. 

'We have a Constitution': Boehner warns Obama on exec orders
House Speaker John Boehner issued a stern warning to President Obama ahead of Tuesday night's State of the Union address: "We have a Constitution. We abide by it. If he tries to ignore it, he's going to run into a brick wall." 

Threats from milquetoast Boehner?  What a laugh :/