Fix MIME type of shared event (Closes: #1069)

                    shareIntent.putExtra(Intent.EXTRA_STREAM, icsFile);

                    // The ics file is sent as an extra, the receiving application decides whether

                    // to parse the file to extract calendar events or treat it as a regular file

                    shareIntent.setType("application/octet-stream");

                    shareIntent.setType("text/calendar");

                    Intent chooserIntent = Intent.createChooser(shareIntent,

                            getResources().getString(R.string.cal_share_intent_title));