Updated packages, rewrote player = gapless playback, faster loading

just_audio/.github/ISSUE_TEMPLATE/bug-report.md

@@ -0,0 +1,53 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: 1 backlog, bug
+assignees: ryanheise
+
+---
+
+<!--    ALL SECTIONS BELOW MUST BE COMPLETED   -->
+**Which API doesn't behave as documented, and how does it misbehave?**
+Name here the specific methods or fields that are not behaving as documented, and explain clearly what is happening.
+
+**Minimal reproduction project**
+Provide a link here using one of two options:
+1. Fork this repository and modify the example to reproduce the bug, then provide a link here.
+2. If the unmodified official example already reproduces the bug, just write "The example".
+
+**To Reproduce (i.e. user steps, not code)**
+Steps to reproduce the behavior:
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+**Error messages**
+
+```
+If applicable, copy & paste error message here, within the triple quotes to preserve formatting.
+```
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+
+**Screenshots**
+If applicable, add screenshots to help explain your problem.
+
+**Desktop (please complete the following information):**
+ - OS: [e.g. MacOS + version]
+ - Browser [e.g. chrome, safari + version]
+
+**Smartphone (please complete the following information):**
+ - Device: [e.g. iPhone6]
+ - OS: [e.g. iOS8.1]
+
+**Flutter SDK version**
+```
+insert output of "flutter doctor" here
+```
+
+**Additional context**
+Add any other context about the problem here.