Added Membership Development Officer to Officer List

Technical and conforming change: MemDev officer was in the bylaws, but not on the list of elected officers

bylaws.org

@@ -101,6 +101,7 @@ conditions:
   - Postulant Leader
   - Risk Management Officer
   - Chapter Correspondent
+  - Membership Development Officer
 - The following officers shall comprise the Executive Council:
   - President
   - Vice President
@@ -130,7 +131,7 @@ conditions:
   - All Remaining Brothers in order of ascending scroll number
 - Any officer not enrolled as a full-time student at WPI during the academic
   year (terms A, B, C, and D) shall resign from that office immediately after
-  terminating full-time enrollment.
+  terminating full-time enrollment. If they are a WPI student, this requirement may be waived by a 2/3rds vote of the Brotherhood.
 - Any officer who falls into Bad Standing with the Chapter shall resign from
   that office immediately.
 - Any officer shall have the authority to post Work Parties pertinent to the