Log Message:
libofx: updated to 0.9.15

LibOFX 0.9.15:
- Fix segfault on uninitialized iconv
- Make file format less stringent
- Minor fixes in the build system

LibOFX 0.9.14:
- Fix proprietary tags striping eating the content of the previous tag if
  proprietary tag is in the middle of the line
- Don't output invalid line numbers on the console before SGML processing starts

LibOFX 0.9.13:
- Fix potential heap overflow
- Fix crash on some malformed ofx files
- Fix crash in ofxconnect on missing command line arguments
- Fix for daylight savings time handling
- Easier compile on macos:  obey LIBTOOLIZE env variable, and fallback to glibtoolize
- Fix compile on win32 (mingw-w64)
- Performance an reliability fixes in header parsing
- Strip CATEGORY tag added by Chase bank

LibOFX 0.9.12:
- Fix a buffer overflow on unexpected tag names.

LibOFX 0.9.11:
- Add support for client uid, from KDE bug 366326