Adjust bounds for page table filling. Some maths was wrong

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug report
+about: Tell us about something gone wrong
+title: ''
+labels: bug
+assignees: TheCurle
+
+---
+
+**What went wrong?**  
+We need to know what the actual problem to be solved is - obviously!
+
+**How can we recreate the issue?**  
+Having solid steps to reproduce the problem helps a ton!  
+Please put it in terms of "Step 1: Boot, Step 2: Press this combination of keys: `alt + F20 + J`..."
+
+**What do you think went wrong?**  
+If you have any vague suggestions or have investigated the issue and know roughly what's wrong, feel free to put it here. Otherwise, don't worry.

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature request
+about: Got a cool idea for new functionality?
+title: ''
+labels: enhancement
+assignees: TheCurle
+
+---
+
+**Describe the feature**
+What's the actual feature? How would it be activated? What would it allow you to do?
+What's the benefit, and why is it worth the work required?
+
+**Alternatives?**
+If the feature cannot be added for whatever reason, is there a reasonable compromise you have in mind?
+Who knows, this alternative may be introduced alongside the main feature.

LICENSE

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+MIT License
+
+Copyright (c) 2020 Curle
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.