MISQ: add url and retrieval infos

# Summary:

Based on some references that contain urls (see below), I propose a consolidated version of the misq-csl file that includes urls and corresponding retrieval information.
For urls, MISQ does not provide explicit guidelines and there might be some inconsistencies in references that include urls (cf. [Zotero-Forum](https://forums.zotero.org/discussion/12528/new-style-mis-quarterly/)).

# Changes

- Use macro "access" in the bibliography.
- Update format of dois, urls, accessed, issued:
	- If both, a doi and a url are given, only the doi is used (as before).
	- The date published (issued: month and day) is inserted before the parenthesis (comma-separated).	
	- "available at" seems to be more common than "available online at" (there seems to be no pattern)
	- Retrieved-data is only shown for non-static types (e.g. webpages) and not for static content (e.g. articles, books). (reasonable assumption, no clear pattern) 

- Problem: if the date published comes immediately after the title, two commas are inserted.

# References with urls

Deloitte. 2009. “Measuring the Forces of Long Term Change: The 2009 Shift Index,” (http://www.deloitte.com/assets/Dcom-UnitedStates/Local%20Assets/Documents/us_tmt_ce_ShiftIndex_072109ecm.pdf).
Weier, M. H. 2009. “GM’s IT Strategy,” InformationWeek, December 5 (http://www.informationweek.com/news/hardware/desktop/showArticle.jhtml?articleID=222000595).
Gates, W. 1976. “An Open Letter To Hobbyists,” Homebrew Computer Club Newsletter, Mountain View, CA: Homebrew Computer Club (2:1), p. 2 (http://www.digibarn.com/ collections/newsletters/homebrew/V2_01/index.html).
OECD. 2012. “Machine-to-Machine Communications: Connecting Billions of Devices,” OECD Digital Economy Papers, No. 192, OECD Publishing (http://www.oecd-ilibrary.org/science-andtechnology/machine-to-machine-communications_5k9gsh2gp043-en).
Blecherman, B. 1999. “The Cathedral Versus the Bazaar (With Apologies to Eric S. Raymond): An Economic and Strategic Look at Open-Source Software,” March 11 (http://www.ite.poly.edu/chapel_printable.htm, retrieved July 1, 2011).
Sørenson, C. 2002. “This Is Not an Article—Just Some Thoughts on How to Write One,” Working Paper No. 121, Department of Information Systems, London School of Economics (http://www.carstensorensen.com/attachments/ThisIsStillNotAnArticlePre0.pdf).
Brandes, U., Raab, T., and Wagner, D. 2001. “Exploratory Network Visualization: Simultaneous Display of Actor Status and Connections,” Journal of Social Structure (2:4) (http://www.cmu.edu/joss/content/articles/volume2/BrandesRaabWagner.html).
Dyson, E. E. 1995. “Intellectual Value,” Wired Magazine, July (http://www.wired.com/wired/archive/3.07/dyson.html).
Chen, B. X. 2012. “In Flop of H.P. TouchPad, an Object Lesson for the Tech Sector,” The New York Times, Technology Section, January 1 (available at http://www.nytimes.com/2012/01/02/technology/hewlett-packards-touchpad-was-built-on-flawedsoftware-some-say.html; retrieved on February 23, 2012).
Posner, R. A. 2005. “Bad News,” New York Times, July 31 (http://www.nytimes.com/2005/07/31/books/review/31POSNER.html?pagewanted=print).
ben-Aaron, D. 2011. “Nokia Tumbles on Concern Partnership with Microsoft ‘May Kill’ Phonemaker,” Bloomberg, February 11 (available at http://www.bloomberg.com/news/2011-02-11/nokia-joins-forces-with-microsoft-to-challenge-dominance-ofapple-google.html; retrieved on July 15, 2011). 
Siegler, K., and Gaughan, B. 2008. “A Practical Approach to Green IT,” Webinar, IT Management (http://www.itmanagement.com/articles/it-blog/resources-for-green-it-54666/).
Harzing, A.-W. 2011. Publish or Perish, Harzing.com (http://www.harzing.com/).
Ringle, C. M., Wende, S., and Will, A. 2005. “SmartPLS 2.0,” www.smartpls.de.
Ringle, C. M., Wende, S., and Will, A. 2005. Smart PLS 2.0, University of Hamburg, Hamburg, Germany (available at http://www.smartpls.de).
McKinsey & Company. 2007. “Indian Banking: Towards Global Best Practices, Insights from Industry Benchmarking Surveys,” McKinsey & Company Inc, November (available at http://www.mckinsey.com/locations/india/mckinseyonindia/pdf/India_Banking_Overview.pdf).
Bidmead, N., Massoud, G., and Romanowski, P. 2007. “Bank Branches that Meet Customer Needs,” The McKinsey Quarterly (available at http://www.mckinseyquarterly.com/Bank_branches_that_meet_customer_needs_2040).
O’Reilly, T. 2005. “What is Web 2.0: Design Patterns and Business Models for the Next Generation of Software” (http://www.oreillynet.com/pub/a/oreilly/tim/news/2005/09/30/what-is-web-20.html).
AIS. 2007. “Senior Scholars’ Basket of Journals,” Association for Information Systems (http://home.aisnet.org/displaycommon.cfm?an=1&subarticlenbr=346; accessed April 20, 2009). 
Dun & Bradstreet. 2010. “India’s Top Banks 2010,” D&B Research (available at http://www.dnb.co.in/topbanks2010/globalBankingSector.asp).
Varian, H., Litan, R. E., Elder, A., and Shutter, J..The Net Impact Study: The Projected Economic Benefits of the Internet in the United States, United Kingdom, France and Germany,. 2002, pp. 1-60 (available online at http://www.netimpactstudy.com/nis_2002.html).
Arthur, C. 2006. “What Is the 1% Rule?,” The Guardian, July 20 (available online at http://www.guardian.co.uk/technology/2006/jul/20/guardianweeklytechnologysection2.).
Economist. 2008. “The Battle for Wikipedia’s Soul,” The Economist, March 6 (available online at http://www.economist.com/printedition/displaystory.cfm?story_id=10789354).
Singh, P. 2007. “Global Competitiveness of Indian Banks: A Study of Select Banking Indicators, Issues of Concerns and Opportunities,”Conference on Global Competition & Competitiveness of Indian Corporate, 2007 (available at http://dspace.iimk.ac.in/bitstream/2259/474/1/171-183.pdf).
Walsh, K. 2007. “IT Innovations that Generate Revenue and Get You More Customers,” CIO Magazine, August 6 (available at http://www.cio.com/article/127651/IT_Innovations_That_Generate_Revenue_and_Get_You_More_Customers).
Cisco. 2007. “Strategic E-Banking Refresh Prepares Barclays Bank for Next-Generation Web Technologies and Explosive Growth,” Cisco Internet Business Solutions Group (available at http://www.cisco.com/cisco/web/UK/casestudies/assets/pdfs/barclaysstrategice.pdf).
Merge pull request #1032 from geritwagner/patch-1

MISQ: add url and retrieval infos